In some versions of the story of Aladdin, the sorcerer cannot take the lamp from the cave by himself because of a magical enchantment placed upon it.
What is the enchantment?This enchantment states that only the one who is truly worthy of the lamp's power can remove it from its resting place. In these versions, Aladdin is the one who is deemed worthy, as he is pure of heart and possesses a strong sense of justice. Therefore, he is able to retrieve the lamp without any difficulty, while the sorcerer, who is driven by greed and ambition, is unable to overcome the enchantment.
In other versions of the story, there is no explicit explanation for why the sorcerer cannot take the lamp by himself. Instead, it is simply implied that he is not powerful enough to overcome the magical forces guarding the lamp. This could be due to a lack of personal power, a failure to follow the correct instructions, or simply because he is not destined to possess the lamp's power.
Find out more on Aladdin here: https://brainly.com/question/39370245
#SPJ3
Translated question:
Some versions of the story explain the reason why the sorcerer can't take the lamp by himself, others don't. Give an explanation too.
The table above summarizes traits for two parents and their child The patterns evident in this data demonstrate that A genetic information is passed from neither mothers nor fathers to offspring B. genetic information is passed only from mothers to offspring C. genetic information is passed only from fathers to offspring D. genetic information is passed from both parents to offspring
the correct answer is D. genetic information is passed from both parents to offspring
Answer:
its B and D
Explanation:
Which is NOT used to classify organisms?
A. ancestry
B. habitat
C. age of the organism
D. dichotomous key
Answer: dichotomous key
Explanation:
Dichotomous key
The organism is the level of organization that together makes the population and community. The age of the organism is not used to classify the organisms. Thus, option C is correct.
What is the basis of an organism's classification?The organisms are said to be composed of various organ systems that work and functions other to make a whole organism. An organism can be classified and differentiated from others based on their habitats like amphibians and mammals.
They can also be classified based on the common ancestry that is the basis of their origin like the apes and humans. Also, the dichotomous key is used to classify closely related organisms based on shared characteristics. But, the age of the organism is not used to classify them.
Therefore, option C. the age of the organism is not used to classify the organisms.
Learn more about the classification of organisms, here:
https://brainly.com/question/12283852
#SPJ2
4. removes excess water, salts, uric acids, and chemicals from the blood pulmonary circulation
The Kidneys removes excess water, salts, uric acids, and chemicals from the blood.
Negative reinforcers ________ the rate of operant responding, and punishments ________ the rate of operant responding. have no effect on; decrease decrease; decrease increase; decrease decrease; increase
The answer would be
increases; decreases
Negative reinforcers increase the rate of operant responding by removing an unpleasant stimulus to promote a desired behavior. Punishments decrease the rate of operant responding, usually by introducing an unwanted stimulus to discourage an undesired behavior.
Explanation:In the context of operant conditioning, negative reinforcers increase the rate of operant responding, while punishments decrease the rate of operant responding. This is because negative reinforcement involves removing an unpleasant stimulus to increase a behavior while punishment involves introducing or removing a stimulus to decrease behavior.
For instance, when a persistent beep sound in a car (unpleasant stimulus) stops when you fasten your seatbelt (desired behavior), it's an example of negative reinforcement. The removal of the annoying beep increases the likelihood of the seatbelt being fastened in the future.
On the other hand, a punishment could be something like receiving a fine for not wearing a seatbelt. That would decrease the likelihood of not wearing the seatbelt.
Learn more about operant conditioning here:https://brainly.com/question/13044823
#SPJ3
What kind of nutrients does the lymphatic system carry to the bloodstream?
a. proteins and carbohydrates b. essential minerals c. fats and fat - soluble vitamins d. water and water - soluble vitamins e. dietary fiber
The correct answer is: c. fats and fat - soluble vitamins
Lymph vessels called lacteals are responsible for the transport of large fats from the digestive tract. Those vessels are located at the beginning of the gastrointestinal tract, predominantly in the small intestine. Fats and fat-soluble vitamins are absorbed from the digestive system and then transported to the venous circulation. The lymph in the lacteals is called chyle.
The lymphatic system carries fats and fat-soluble vitamins from the digestive system to the bloodstream. These nutrients are first encapsulated into chylomicrons in the small intestines before being transported to the lymphatic system and then the bloodstream.
Explanation:The lymphatic system plays a significant role in the body's absorption and transportation process particularly with regard to fats and fat-soluble vitamins. This is due to the fact that when fats and fat-soluble vitamins are ingested they are first absorbed into the small intestines. They are then encapsulated into structures called chylomicrons, which are transported into a lacteal a lymphatic capillary in the small intestine, and thus into the lymph system. This fatty lymph or chyle eventually drains into the bloodstream. So the lymphatic system carries fats and fat-soluble vitamins to the bloodstream.
Learn more about Lymphatic System here:https://brainly.com/question/14766016
#SPJ3
What is the main muscle in the respiratory system?
Answer:
the diaphragm
Explanation:
An overweight, 14-year-old boy feels tired all the time. he sleeps 12 to 14 hours a day and has a voracious appetite but no energy to burn off the calories. he has been diagnosed with hypothyroidism brought about by the accumulation of a nonpitting mucosus type of edema. for which life-threatening condition should his care team be prepared?
Myxedematous coma
Explanation;Myxedema coma is a severe hypothyroidism leading to decreased mental status, hypothermia, and other symptoms related to slowing of function in multiple organs.it is a loss of brain function as a result of severe, longstanding low level of thyroid hormone in the blood.It is a rare life threatening complication of hypothyroidism.Use the principle of original horizontality to identify the two rocks that are nearly the same age.
The correct answer is - C and D.
The principle of original horizontality means that the rock layers have been order by age, with the layers at the top being the youngest, while the layers at the bottom being the oldest.
In this picture it is little hard to tell which rocks belong to the same layer from first look because there are multiple twists and turns, an uneven surface, caused by pressure on the crust.
By carefully examining the image though, we can trace the layers more properly and see which ones are younger, which older, and which have the same relative age. In this case, we can see that the markings C and D are actually on the same layer of rocks, thus being a good indication that they have the same relative age.
Answer:
C and D
Explanation:
I got it right on my quiz
What are the mechanisms by which aneuploidy and polyploidy are caused? What are the mechanisms by which aneuploidy and polyploidy are caused? The principal cause of aneuploidy is chromosome nondisjunction during mitosis or meiosis. Polyploidy in nature can result either from the duplication of euploid chromosome sets from a single species or from the combining of chromosome sets from different species. The principal cause of aneuploidy is paternal chromosome nondisjunction during meiosis. Polyploidy in nature results from the combining of chromosome sets from different species. The principal cause of aneuploidy is chromosome nondisjunction during mitosis. Polyploidy in nature can result from the deletion of one chromosome set during meiosis or during the first mitotic division. The principal cause of aneuploidy is maternal chromosome nondisjunction during meiosis. Polyploidy in nature results from the deletion of one chromosome set in somatic cells.
Aneuploidy and polyploidy are caused by errors during meiosis or mitosis. Aneuploidy occurs due to chromosome nondisjunction, resulting in an unequal number of chromosomes in the daughter cells. Polyploidy happens when there are more than the normal sets of chromosomes in a cell or organism, due to either chromosome duplication or a combination of different species.
Explanation:The principal mechanisms by which aneuploidy and polyploidy are caused involve errors during meiosis or mitosis. Aneuploidy is primarily caused by chromosome nondisjunction during these processes, an error in which the chromosomes do not separate properly, resulting in an imbalance in the number of chromosomes in the daughter cells.
Polyploidy, on the other hand, occurs when there are more than the normal sets of chromosomes in a cell or organism. This can result from the duplication of euploid chromosome sets from a single species (autopolyploidy), or the combining of chromosome sets from different species. Polyploidy is more common in the plant kingdom, where polyploid plants tend to be larger and more robust than euploids of their species. In contrast, polyploid animals are extremely rare and are usually sterile as meiosis cannot proceed normally, leading to aneuploid daughter cells.
Learn more about Aneuploidy and Polyploidy here:https://brainly.com/question/12451788
#SPJ3
d. Why are both the gene of interest and the plasmid cut with the same restriction enzyme? e. What is the role of DNA ligase in this process? 11. Why is the DNA sample to be separated by gel electrophoresis always loaded at the cathode or negative end of the power source? 12. Explain why shorter DNA molecules travel farther down the gel than larger molecules. 13. The polymerase chain reaction (PCR) is a Nobel Prize–winning idea that is used by scientists to amplify DNA, particularly when the quantity of DNA is very small or contaminated. Explain the three initial steps that occur in cycle 1 of PCR.
D. So that they produce a complimentary sticky end to each other
E. Dna ligase is used for linking together the plasmid with the desired gene
11. Because DNA contain phosphate group which is a negative recharge, so it will attracted to the anode.
12. Because shorter DNA molecules means less Mr so the shortest length of DNA move faster
13. Denaturing the DNA into 2 single stranded of DNA at 95°, then add primer after cooling it at 65°, after that DNA polymerase is added so that the DNA polymerase will add extra basses across the dna strand.
Since they are called on to help both the older and younger generations of the family, middle-aged adults have been called the ____
Since they are called on to help both the older and younger generations of the family, middle-aged adults have been called the sandwich generation.
The sandwich generation is a generation of people that provide care for both their own children and their aging parents. The sandwich generation are usually in their 30s or 40s and they provide both emotional and financial support. According to Carol Abaya; an aging and elder care expert, the sandwich generation is divided into three groups based on their roles. They include; traditional, club sandwich and open faced sandwich generation.
Which cell structure is semi-permeable and forms the boundary of the cell
The answer is the Plasma Membrane. The Plasma Membrane is a double-layered structure that surrounds the cell, and provides a shield between the cell and its environment.
PLEASE HELP, BIOLOGY!!!!
Will the effects of genetic drift on the gene pool differ with sample size?
Unlike natural selection, genetic drift does not depend on an allele’s beneficial or harmful effects. Instead, drift changes allele frequencies purely by chance, as random subsets of individuals (and the gametes of those individuals) are sampled to produce the next generation.
Every population experiences genetic drift, but small populations feel its effects more strongly. Genetic drift does not take into account an allele’s adaptive value to a population, and it may result in loss of a beneficial allele or fixation (rise to 100\%100%100, percent frequency) of a harmful allele in a population.
The founder effect and the bottleneck effect are cases in which a small population is formed from a larger population. These “sampled” populations often do not represent the genetic diversity of the original population, and their small size means they may experience strong drift for generations.
The effects of genetic drift on the gene pool will differ with sample size, which is true as genetic drift is a random process that leads to changes in the frequency of alleles in the ecosystem.
What is the significance of the genetic drift in the gene pool?The effects of genetic drift on the gene pool can differ with sample size, as in a large population, the loss of an allele due to genetic drift may have a small effect on the overall frequency, but in a small population, the loss of the same allele may result in a much larger change, which can result in the loss of genetic variation in small populations.
Hence, the effects of genetic drift on the gene pool will differ with sample size, which is true as genetic drift is a random process that leads to changes in the frequency of alleles in the ecosystem.
Learn more about the genetic drift in the gene pool here.
https://brainly.com/question/12985618
#SPJ6
4. This type of body symmetry gives an animal a dorsal and ventral side, a left and right side, and an anterior and posterior end: A) Asymmetry B) Bilateral symmetry C) Radial symmetry D) Planar symmetry
Final answer:
Bilateral symmetry is the body plan that gives an animal a top (dorsal) and bottom (ventral) side, a left and right side, and a front (anterior) and back (posterior) end, supporting advanced mobility and behaviors.
Explanation:
The type of body symmetry that gives an animal a dorsal and ventral side, along with a left and right side, and an anterior and posterior end is bilateral symmetry. This body plan involves a division through a sagittal plane, resulting in two mirror-image halves of the body. Animals like humans, crabs, and butterflies are examples of organisms with bilateral symmetry. This type of symmetry is associated with an organized nervous system at the animal's anterior end, a phenomenon known as cephalization. In contrast to radial symmetry, suitable for stationary or limited-motion lifestyles, bilateral symmetry facilitates streamlined and directional motion, promoting active mobility and advanced predator-prey and resource-seeking behaviors.
the economy of a pastoral society is based on which of these activities
a) farming
b) foraging
c) raising livestock
d) manufacturing
C- would be the answer to the question above (pastoral) aka (posturing) is a number word for a group of animals. Livestock is a group of animals being raised for food.
Answer: C: raising livestock
Explanation:
The economy of a pastoral society is based on raising livestock.
Pastoral farming refers to a form of farming which involves producing or raising livestock instead of growing crops. The livestock feed on natural grown grass and vegetation. Examples are raising beef cattle, raising wool for sheep, diary farming and so on. Some pastoral farmers grow crops for feeding the livestock. It is also known as livestock farming. Pastoral farmers are called graziers.
Which of the following statements about cellular metabolism is false?A) Glycolysis is inhibited when cellular energy levels are abundant.B) Krebs cycle activity is dependent solely on availability of substrate; otherwise it is unregulated.C) In the electron transport chain, electrons decrease in energy level as they are transferred from one electron carrier to the next.D) Reactions of the Krebs cycle take place in the mitochondrial matrix.
The statement about cellular respiration that is not true is this: KREB'S CYCLE ACTIVITY IS DEPENDENT SOLELY ON AVAILABILITY OF SUBSTRATES; OTHERWISE IT IS UNREGULATED.
Kreb's cycle refers to the series of biochemical reactions through which humans generate energy in the presence of oxygen via the oxidation of acetyl COA.
The major factors that regulate the Krebs cycle is the concentration of ATP and NADH. The cycle is strictly controlled based on the level of energy available in the cells. The key regulatory enzymes for the cycle are isocitrate dehyrogenase and alpha ketoglutarate deydrogenase.
The false statement about cellular metabolism is that the Krebs cycle activity is solely dependent on the availability of substrate and is otherwise unregulated. In actuality, Krebs cycle activity is regulated by enzyme activity and cellular energy needs, especially levels of ATP, NADH, and FADH2.
Explanation:The false statement among the given options about cellular metabolism is B) 'Krebs cycle activity is dependent solely on availability of substrate; otherwise it is unregulated.' This is not accurate because Krebs cycle activity is regulated not just by substrate availability but also by enzyme activity and the cellular energy needs, especially those of ATP, NADH, and FADH2. Furthermore, when energy levels are high, the cycle is inhibited.
Regarding the other statements, they are correct. A) Glycolysis is indeed inhibited when energy levels are abundant as excess energy signals the cell to slow down the breakdown of glucose. Similarly, C) In the electron transport chain, electrons do decrease in energy as they are shuttled from one electron carrier to another, converting stored energy to ATP. Lastly, D) The reactions of the Krebs cycle do take place in the mitochondrial matrix, specifically the matrix of the mitochondria where enzymes necessary for the cycle are located.
Learn more about Cellular Metabolism here:https://brainly.com/question/30415739
#SPJ3
Which layer of the alimentary canal is constructed from either stratified squamous or simple columnar epithelium?A) muscularis externaB) mucosaC) submucosaD) serosa
It is it B because a mucosa B.B.
Mucosa layer of the alimentary canal is constructed from either stratified squamous or simple columnar epithelium.
What is alimentary canal?A muscular tube that runs from the mouth to the anus called the alimentary canal.
What is mucosa?the soft, inner lining that is found in several bodily cavities and organs (such as the nose, mouth, lungs, and stomach).
Function of mucosa:The mucosa, which is the innermost layer, performs
secretion absorption processes.What is squamous?Squamous cells, which are tiny, flat cells that resemble fish scales, are present in the tissue that makes up the skin's surface, the lining of the body's hollow organs, and the lining of the digestive and respiratory systems.
Learn more about alimentary canal and mucosa here:
https://brainly.com/question/12461658
#SPJ2
If a stack of rock layers has not been disturbed since it formed, the layers are toward the bottom and the layers are toward the top.
Answer:
If a stack of rock layers has not been disturbed since it formed, the older
layers are toward the bottom and the younger layers are toward the top.
Explanation:
Actin-binding proteins influence which of the following activities?A. the disassembly of actin filamentsB. the interactions of actin filaments with each other and other cellular organellesC. the physical properties of actin filamentsD. all of these answers are correct
Answer:
D. all of these answers are correct
Explanation:
Actin binding proteins are responsible for the regulation of cytoskeletal microfilaments.
Actin binding proteins have the function to
1. Maintain the population of actin monomers,
2. regulate the polymerization of filaments
3. bind to and block the growing ends of actin filaments
4. assembly actin
5. bind to the sides of actin filaments
7. cross-link actin filaments
The principles of probability can be used to?
A. Predict the traits of the offspring of genetic crosses.
B. Determine which species should be used in genetic crosses.
C. Determine the actual outcomes of genetic crosses.
D. Decide which organisms are best to use in genetic crosses.
A. Predict the traits of the offspring of genetic crosses.
The principles of probability in biology is mainly used to predict the traits of offspring in genetic crosses, which is consistent with Mendelian laws of inheritance. Correct option is A.
Explanation:The principles of probability can be primarily used to predict the traits of the offspring of genetic crosses (Option A). This is based on the laws of inheritance outlined by Gregor Mendel, often applied in Punnett squares. However, they can't be used to determine which species should be used in genetic crosses (Option B), the actual outcomes of genetic crosses (Option C), or decide which organisms are best to use in genetic crosses (Option D). Those decisions require additional biological knowledge beyond probability alone.
Learn more about Probability in Genetic Crosses here:https://brainly.com/question/32890613
#SPJ6
What is typically the result of double fertilization in angiosperms two embryos endosperm?
Answer:
Both the diploid embryo and triploid endosperm are formed.
Explanation:
Nutrients form digested food move from the digestive system directly into the
Nutrients move directly into the esophagus where it continues to be warmed and lubricated as it moves toward the stomach.
A patient has an infected puncture wound to her foot. Which type of white blood cell would you expect to be elevated in a differential white cell count?
The correct answer is: neutrophils.
Neutrophils are a type of white blood cells (granulocytes), part of innate immune response with the role of phagocyte. They appear first during the acute phase of inflammation which is a result of bacterial infection and are first recruited to the site of injury.
When a person is in a state of fear, the hormone epinephrine is released. this hormone stimulates the activation of energy-generating catabolic pathways in order to provide the body with enough energy to respond to the element that is inducing the fear. how would that be helpful to a person who unexpectedly finds themselves in close proximity to a lion?
In fear-inducing situations like unexpectedly coming across a lion, the body activates the fight-or-flight response releasing epinephrine. This hormone promotes energy generation and physiological changes to prepare the body for a quick and effective response to the threat.
Explanation:In response to sudden fear or stress, such as unexpectedly encountering a lion, the body reacts by activating the fight-or-flight response. This is a physiological reaction mediated by the adrenal glands, resulting in the secretion of the hormone epinephrine (also known as adrenaline).
This hormone promotes several changes in the body to prepare it for a sudden burst of energy. It increases heart and respiratory rate, temporarily suppresses non-urgent bodily functions like digestion and immunity, and enhances the body's ability to transport oxygen to the brain and muscles. This ensures that the body is geared up for either combating the danger (fight) or those situations where quick escape is the best option (flight).
The activation of catabolic pathways, which break down energy stores in the body, is a critical part of this response. This mobilizes a quick supply of energy for all the muscular and mental work required in the ensuing danger.
Learn more about Fight-or-Flight Response here:https://brainly.com/question/33605762
#SPJ2
An individual complains of a sudden severe headache and blurred vision in one eye. he also has difficulty speaking and experiences weakness, numbness, and paralysis on one side of his body. according to these signs and symptoms, this person probably had a:
An idividual expressing these complaints could be having a stroke. A stroke is caused due to poor blood flow to the brain and results in the brain shutting down slowly.
Answer: Stroke
///_///_///_///_////_///
look up child : )
The individual is likely experiencing symptoms of a stroke, which is a medical emergency. These symptoms include sudden severe headache, blurred vision in one eye, difficulty speaking, and weakness and paralysis on one side of the body. Seeking immediate medical attention is crucial.
Explanation:The individual is experiencing symptoms that are consistent with a stroke. A stroke occurs when there is a disruption of blood flow to the brain, resulting in damage to brain cells and the symptoms described. Sudden severe headache, blurred vision in one eye, difficulty speaking, and weakness and paralysis on one side of the body are all common signs of a stroke. It is important for this person to seek immediate medical attention as stroke is a medical emergency.
Learn more about Stroke here:https://brainly.com/question/40944112
#SPJ12
Kathleen, age 7, holds the small ball in both hands in front of her before swinging forward, then backward, with one hand and balancing on well-separated feet. as her arm swings forward and across her body, she rotates and leans into the throw. she moves her foot from the back to a forward position as she follows through the body movement and maintains her balance. what word best describes this movement
Answer:
The correct answer is bilateral.
Explanation:
The tendency to use the left and the right sides of the body together at a similar time or with alternating movements is known as bilateral-coordination. For example, the movement of the body of a striker while playing a baseball game. The tendency to coordinate both the body sides together is an essential skill for various motor skills. The gross motor skills like climbing stairs, walking, skipping, jump rope, and many others need the skills of bilateral coordination.
Do you think mouse offspring will always look like their parents? ______________________
Explain: __________________________________________________________________
Not always because there could be birth defects, mutations, or other variables.
No, children of identical parents don't always resemble their parents because each child inherits both dominant and recessive features from both parents. Recessive features, however, can skip generations and don't always manifest.
What is genetic recombination?The exchange of genetic material between distinct species, or genetic recombination, produces offspring with features that are different from those of either parent.
DNA fragments are broken and recombined during the recombination process to create novel allele combinations.
The genetic variety that results from this recombination process at the gene level reflects variations in the DNA sequences of various species.
Because each youngster receives both dominant and recessive traits from both parents, the mouse offspring will not always resemble their parents, just as children of identical parents do not always look like their parents. However, recessive traits can skip generations and aren't always present.
Thus, it can be concluded that the offspring will not be alike the parent.
For more details regarding genetic recombination, visit:
https://brainly.com/question/12685192
#SPJ2
An earthquake decimates a ground-squirrel population, killing 98% of the squirrels. The surviving population happens to have broader stripes, on average, than the initial population. If broadness of stripes is genetically determined, what effect has the ground-squirrel population experienced during the earthquake?
directional selection
a founder event
disruptive selection
a genetic bottleneck
C: disrupted selection
The reduction in the ground-squirrel population because of an earthquake is an example of a genetic bottleneck. The surviving squirrels, all having broader stripes which is a genetic trait, will pass only these traits to succeeding generations, causing a shift in the gene pool and driving evolution.
Explanation:The ground-squirrel population has experienced a genetic bottleneck as a result of the earthquake. A genetic bottleneck refers to a sharp reduction in the size of a population due to environmental events (like the earthquake in this case) leading to a decreased genetic diversity in the population. In other words, the surviving squirrels had broader stripes, which is a specific trait that will now be overrepresented in the population going forward, thus presenting an example of genetic bottleneck. This situation causes a shift in the gene pool, and only the traits of the surviving squirrels get passed on to successive generations, which can lead to evolution over time due to this genetic drift.
Learn more about genetic bottleneck here:https://brainly.com/question/29764189
#SPJ3
If you were to observe the activity of methylated DNA, you would expect it to
A) be replicating.
B) be unwinding in preparation for protein synthesis.
C) have turned off or slowed down the process of transcription.
D) be very active in translation.
E) induce protein synthesis by not allowing repressors to bind to it.
The correct answer is: C) have turned off or slowed down the process of transcription
There are many types of gene expression regulation in eukaryotes and DNA methylation is one of them. DNA methylation is an epigenetic tool that cells use to lock genes for the transcription (make them in the "off" position).
It is a process by which methyl groups are added to the DNA molecule and thus, activity of a DNA is changed without changing the sequence.
DNA methylation also has role in chromosome stability, embryonic development, genomic imprinting, X-chromosome inactivation..
Methylated DNA is usually a sign that the gene expression is being silenced as this epigenetic modification leads to a chromatin structure that prevents transcription factors from initiating transcription.
Explanation:If one were to observe the activity of methylated DNA, one would expect it to have turned off or slowed down the process of transcription. Methylation of DNA is a common epigenetic signaling tool that cells use to lock genes in the "off" position. In particular, the methylation of cytosine bases in DNA can lead to the recruitment of proteins that bind to methylated DNA and change the chromatin structure to a more closed conformation. This prevents transcription factors from accessing the DNA and thereby reduces the expression of genes.
For instance, the addition of methyl groups to the DNA base cytosine is typically associated with transcriptional repression. DNA methylation can also recruit proteins that can further modify histones to a state that is not permissive for transcription. In summary, the presence of highly methylated DNA regions with deacetylated histones tends to indicate a tightly coiled chromatin structure that is transcriptionally inactive.
99pts
How does soil permeability and porosity affect the problems associated with large-scale removal of ground water.
hope this helps keep me updated
Groundwater is water that exists in the pore spaces and fractures in rock and sediment beneath the Earth's surface. It originates as rainfall or snow, and then moves through the soil into the groundwater system, where it eventually makes its way back to surface streams, lakes, or oceans.
Groundwater makes up about 1% of the water on Earth (most water is in oceans).
But, groundwater makes up about 35 times the amount of water in lakes and streams.
Groundwater occurs everywhere beneath the Earth's surface, but is usually restricted to depths less that about 750 meters.
The volume of groundwater is a equivalent to a 55 meter thick layer spread out over the entire surface of the Earth.
It is an important resource for potable water, irrigation, and industry.
Groundwater is water that exists in the pore spaces and fractures in rock and sediment beneath the Earth's surface. It originates as rainfall or snow, and then moves through the soil into the groundwater system, where it eventually makes its way back to surface streams, lakes, or oceans.
Groundwater makes up about 1% of the water on Earth (most water is in oceans).
But, groundwater makes up about 35 times the amount of water in lakes and streams.
Groundwater occurs everywhere beneath the Earth's surface, but is usually restricted to depths less that about 750 meters.
The volume of groundwater is a equivalent to a 55 meter thick layer spread out over the entire surface of the Earth.
It is an important resource for potable water, irrigation, and industry.
Because it is largely hidden from view, it is often forgotten and subject to contamination by careless humans.
Groundwater is a primary agent of chemical weathering and is responsible for the formation of caves and sinkholes.