Answer: Tell your teacher and if you must remove your shirt if it is an acicic chemical
Explanation:
Arrange the events to describe how one earthquake happens.
1)The plates create great stresses in rocks near the edges of the plate
2)The intensity of the earthquake reduces with the distance from the epicenter
3)Large chunks of Earth called tectonic plates collide with each other
4)The seismic waves created at the hypocenter spread out radially and cause shaking wherever they travel.
5)The energy released causes shaking of Earth in that position.
6)The edges of the plates slide past each other in close contact.
7)The separation of the plates release a great amount of energy.
Final answer:
Earthquakes are caused by the movement of tectonic plates and their interactions at boundaries where they may slide past each other or collide. This results in the release of energy that causes seismic waves, leading to ground shaking and potential damage at various distances from the earthquake's epicenter.
Explanation:
To describe how an earthquake occurs, we need to arrange the given steps in a logical sequence:
Large chunks of Earth called tectonic plates collide with each other.The plates create great stresses in rocks near the edges of the plates.The edges of the plates slide past each other in close contact, or one plate may slide under another in a subduction zone.The separation or slippage of the plates releases a great amount of energy.The energy released causes shaking of Earth at that position, known as the hypocenter or focus of the earthquake.The seismic waves created at the hypocenter spread out radially and cause shaking wherever they travel.The intensity of the earthquake reduces with the distance from the epicenter.Understanding the relationship between earthquakes and plate tectonics is crucial, as the movement of tectonic plates is the underlying cause of these seismic events.
Earthquake magnitude and intensity are different measures; magnitude quantifies the energy released at the source of the earthquake, while intensity describes the level of shaking and damage caused by the earthquake at various locations.
Earthquakes can have dire consequences, such as the destruction of buildings, fires, slope failures, liquefaction, and if near the sea, triggering deadly tsunamis.
An earthquake occurs as a result of tectonic plate interactions, which lead to stresses and eventual release of energy that causes ground shaking. The earthquake's impact, including infrastructure destruction and potential tsunamis, diminishes with distance from the epicenter.
Explanation:Sequence of an Earthquake EventTo understand how one earthquake happens, we can arrange the provided events in a sequence that describes the entire process:
Tectonic plates collide with each other, creating friction and stress along their boundaries.The plates create great stresses in rocks near the edges of the plate.The edges of the plates slide past each other in close contact, which continues to build stress.Eventually, the separation of the plates release a great amount of energy, overcoming the frictional forces that were holding them together.The energy released causes shaking of Earth in that position, known as the earthquake's hypocenter.The seismic waves created at the hypocenter spread out radially and cause shaking wherever they travel, known as the earthquake's epicenter.The intensity of the earthquake reduces with the distance from the epicenter, as energy dissipates.These steps outline the relationship between earthquakes and plate tectonics. An earthquake's magnitude is a measure of the energy it releases while the intensity reflects the level of shaking and damage caused which diminishes with distance from the epicenter. Earthquakes can cause destruction of buildings and infrastructure, fires, slope failures, liquefaction, and tsunamis.
In pea plants, the gene for the color of the seed has two alleles. In the Punnett square shown below, the dominant allele (Y) represents yellow and the recessive allele (y) represents green.
Punnett Square showing a grid that is blank with 4 empty boxes, two columns and two rows. The female parent plant across the horizontal side, top, of the grid indicates a yellow phenotype and a genotype of Yy. The male parent plant along the vertical side of the grid indicates a yellow phenotype and a genotype of YY.
Based on the Punnett square, what percentage of offspring would have genotype YY?
0%
25%
50%
100%
Answer:
50%
Explanation:
.
Answer:
Option C
Explanation:
Given-
The genotype of female parent is "Yy"
The genotype of male parent is "YY"
The cross between the two parents is shows as below
Yy x YY
Y y
Y YY Yy
Y YY Yy
Thus, out of four offspring two have genotype "YY" and other two have genotype "Yy"
Thus, percentage of offspring that would have genotype YY is [tex]\frac{2}{4} * 100\\= 50[/tex]%
Hence,option C is correct.
On Sunday, a strong gale blows near Beth’s house. The best estimate for the wind speed is miles/hour. Note: One knot is about the same as 1.15 miles/hour.
Select the correct answer from each drop-down menu.
Category
Wind Speed (knots)
Description
0
less than 1
calm
1
1–3
light air
2
4–6
light breeze
3
7–10
gentle breeze
4
11–16
moderate breeze
5
17–21
fresh breeze
6
22–27
strong breeze
7
28–33
near gale
8
34–40
gale
9
41–47
strong gale
10
48–55
storm
11
56–63
violent storm
12
64+
hurricane
Answer:
The answer is: The best estimate for the wind speed is 47.15 - 54.05 miles/hour.
The knot is a unit of speed equal to one nautical mile per hour, approximately 1.15 mph.
The ISO standard symbol for the knot is kn.
v(wind) = 41-47 kn; speed of strong gale.
v(wind) = 41 · 1.15 mph.
v(wind) = 47.15 mph.
v(wind) = 47 · 1.15 mph.
v(wind) = 54.05 mph.
Look at the food web
Which organism would be at the top of the energy pyramid for this ecosystem?
A. Wheat
B. Snake
C. Grass
D. Hawk
A hawk if you have any questions I will explain this answer
The organism at the top of the energy pyramid for this ecosystem would be a hawk
The hawk is the most carnivore animal that does have any predators in the image.
The primary producer takes its energy from the sun. Here, the primary producer is grass. Above producers on the pyramid are the consumers, they are called the primary consumers. Here, the primary consumers are the mouse and the grasshopper. The hawk is the only organism in this ecosystem that does not have any natural predators.
Thus, Hawk will be at the top of this energy pyramid.
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Why does a coastal area have less variation in temperatura than a noncoastal area?
The temperatures on land change more rapidly than temperatures on water.
Answer:
Due to high specific heat capacity of water as compared to land
Explanation:
The specific heat capacity of water is much higher as compared to land. Specific heat is the amount of heat required to raise the temperature of anything by a unit degree ( of either Celsius or Fahrenheit).
Thus, water in ocean and coastal areas take much longer time to heat. In the same way coastal areas need much longer time to release the absorbed heat. Thus, the temperature is coastal area is more or less stable as compared to non coastal areas where cooling and heating of the atmosphere takes place quickly.
____________ is a physical quantity that expresses the warmth or coldness of a body or environment. A) Heat B) Radiation C) Temperature D) Thermodynamics
Please help
Answer: Temperature
Explanation: Temperature is a physical quantity that expresses the warmth or coldness of a body or environment.
Temperature is measured quantity that describes the hotness or coolness of an object or the surroundings.
Please please please help
Answer:
A
Explanation:
Which property describes a material's ability to dissolve?
Solubility
Saturation
Boiling point
Volume
Answer: Solubility
Explanation:
Solubility can be defined as the ability of the substance to get dissolve in the solvent. The maximum amount of solute that is dissolved in the solvent at equilibrium is measured to find the solubility of the substance.
The result of solubility is solution which can simply be defined as solute dissolved in solvent.
Example: A sugar solution in which, sugar is solute and solvent is water.
which is used for slective breeding? natureql selection survival of the fittest overproduction or offspring
Answer:
is the process of breeding only organisms with desirable traits
Explanation:
Genetic Engineering has led to genetically modified plants that resist insects, pests and bacterial and fungal infections. Which outcome would most likely be a reason why some scientists recommend caution in planting genetically modified plants?
1Points
A
improved agricultural yield and profit
B
increased genetic variation and diversity
C
reduced pesticide and herbicide use
D
unplanned ecosystem interactions
A farmer observed that an increase in the nitrogen content of the soil in a field was followed by an increase in producer productivity. What does this observation most likely indicate about the relationship between nitrogen and the producers in the field?
1Points
A
Nitrogen was a biotic factor.
B
Nitrogen was a limiting factor.
C
Nitrogen became a surplus resource.
D
Nitrogen became a selection pressure.
Ash from a volcanic eruption decreases the amount of available solar energy for a region. How will a decrease in available sunlight most likely affect ecosystems of this region?
1Points
A
Decomposer populations will increase, causing a decrease in consumer populations.
B
Decomposer populations will increase, causing an increase in consumer populations.
C
Producer populations will decrease, causing a decrease in consumer populations.
D
Producer populations will decrease, causing an increase in consumer populations.
A male pistol shrimp with protective eye tissue pockets mates with a female shrimp without protective eye tissue pockets. All of the offspring have eye tissue pockets. What is the most reasonable conclusion that can be made about the eye tissue pocket trait in pistol shrimp?
1Points
A
It is a recessive, autosomal trait.
B
It is a dominant, autosomal trait.
C
It is a trait that results from multiple alleles.
D
It is a trait that results from incomplete dominance.
I know only the last one and I think it’s B cause dominant trait is the trait observed in the first generation when parent with different traits are bred like Mendel’s first experiment
All worms belong to the same phylum.
False
True
Answer:
The right answer is false. There are three different groups of phylum for worms
Explanation:
50 POINTS
Which is the best definition of conservation biology?
the research of threatened species
the use of science to restore ecosystems
the protection of habitats in national parks
the passing of laws to reduce pollution
Answer:
the research of threatened species
is the answer because Conservation biology is the management of nature and of Earth's biodiversity with the aim of protecting species
Explanation:
Answer:
the use of science to restore ecosystems- second choice
What question did both Lamarck and Darwin try
to answer with their theories of evolution?
A What is the role of DNA in the inheritance of
traits?
B What causes populations of organisms to
change over time?
C What are the patterns of heredity in sexually
reproducing organisms?
D What happens to beneficial traits when popula-
tions undergo natural selection?
B
They tried to explain the leading factors that caused organisms to change.
Final answer:
Both Lamarck and Darwin tried to answer the question of what causes populations of organisms to change over time.
Explanation:
Both Lamarck and Darwin tried to answer the question of what causes populations of organisms to change over time? Darwin proposed the mechanism of natural selection, which states that individuals with traits that are more favorable for their environment are more likely to survive and reproduce, leading to a change in the characteristics of a population over generations. Lamarck, on the other hand, proposed the idea of acquired characteristics, where he believed that traits acquired by parents during their lifetime can be passed on to their offspring.
.
All of the following are causes of desertification except:
Deforestation
Biodiversity
Overgrazing
Over-irrigation
Answer:
Biodiversity
Explanation:
Poverty, political instability, deforestation, overgrazing, rain runoff, changing wind patterns, and bad irrigation practices are the causes of desertification,
"The correct option is b. Biodiversity.The option that is not a cause of desertification is biodiversity."
Desertification is the process by which fertile land becomes desert, typically as a result of drought, deforestation, or inappropriate agriculture. Let's consider each of the options provided:
a. Deforestation: This is a primary cause of desertification. When trees are removed, the land is exposed to erosion, and the loss of vegetation can lead to a decrease in rainfall and an increase in land temperatures, exacerbating desert-like conditions.
b. Biodiversity: Biodiversity itself is not a cause of desertification. In fact, high biodiversity can help prevent desertification by providing a resilient ecosystem that can withstand environmental pressures. Therefore, biodiversity is not a cause but rather a potential mitigating factor against desertification.
c. Overgrazing: This is another cause of desertification. When livestock consume too much of the available vegetation, it can lead to soil compaction and erosion, reducing the land's ability to absorb and retain water.
d. Over-irrigation: While it might seem counterintuitive, over-irrigation can lead to desertification. Excessive irrigation can cause salts in the soil to rise to the surface, leading to salinization, which makes the land less fertile and more desert-like.
Ella has just finished a hard workout and her muscles need oxygen to recover.what specialized cell is most appropriate to transport oxygen? A.red blood cell. B.Lung cell. C. White blood cell. D. Splenic cell.
Answer:
A.red blood cell.
Explanation:
PLEASE ANSWER AND DO QUICK NEED HELP!!!!!
the population of the burrowing owl may increase in it's new surroundings.
Answer is last choice
The least likely outcome of the habitat changes that are described is the population of the burrowing owl may increase in its new surroundings, which is the last option as due to excess cities the population decline and they may go extinct.
The destruction of burrows and loss of prey due to human development can have detrimental effects on the burrowing owl population. These changes in habitat are likely to pose challenges for the survival and well-being of burrowing owls. The destruction of their burrows may lead to a reduction in available nesting sites, and the loss of prey can negatively impact their food sources. While it is possible that the niche of the burrowing owl may change as it adapts to the altered habitat or moves to a new habitat, it is less likely that the population of the burrowing owl would increase as a direct result of these changes.
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what are the most diverse ecosystems on Earth?
A)tropical rainforests
B)coral reefs
C)fisheries
D)deep-sea areas
Answer:
Tropical rainforest is the answer
Plants contain the carbohydrates starch and cellulose. In the spring when stem growth is at its fastest rate, cellulose production rates are increased in
some plants. In the months with less sunlight, the level of starch decreases in some plants. What does this information demonstrate?
A.
B.
Two functions of carbohydrates are structural support and energy storage
Two functions of carbohydrates are structural support and transferring genetic information
C.
Plants cannot produce carbohydrates when there is no sunlight
D.
Carbohydrates are not necessary for plants to grow
Answer:
B. Two functions of carbohydrates are structural support and transferring genetic information
Explanation:
Carbohydrates are synthesized in green plants, thanks to photosynthesis, in which carbon dioxide (CO2) and water are converted into glycides, with energy provided by light. The energy stored in the glucose molecule during photosynthesis is released in the degradation (catabolism) of glucose, producing water and CO2.
From the point of view of metabolism, the main function of carbohydrates in plant organisms is to provide energy and provide structural support. This can be seen in the question above, because we can see that in spring, when stem growth is at its fastest pace, cellulose production rates increase in some plants, while in months with less sunlight, the level of starch decreases in some plants.
The information highlights the two functions of carbohydrates in plants which are to provide structural support (cellulose) and act as an energy storage (starch). These functions change depending on environmental conditions such as the amount of sunlight available.
Explanation:This information demonstrates that two significant functions of carbohydrates in plants include structural support and energy storage. The production of cellulose, a carbohydrate, increases in the spring when stem growth is fastest because it aids in providing structural support to the growing stem. The level of starch, another carbohydrate, decreases in months with less sunlight because starch is primarily used by plants as an energy storage molecule and energy production decreases when sunlight is less available.
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Which of the following enzymes is used to make radioactively labeled DNA?
A. DNA nuclease
B. DNA phosphatase
C. DNA polymerase
D. DNA ligase
Answer:
C. DNA polymerase
Explanation:
DNA polymerase is the enzyme that makes new DNA strands using existing DNA strand as a template. Use of radioactive deoxyribonucleotides as raw material for DNA synthesis makes DNA polymerase to use these radioactively labeled dNTPs to make new DNA strands.
Hence, DNA polymerase enzyme can make radioactively labeled DNA by using radioactive deoxyribonucleotides as raw material.
Final answer:
The correct enzyme for creating radioactively labeled DNA is C. DNA polymerase; it allows the addition of labeled nucleotides during replication or PCR.
Explanation:
The enzyme used to make radioactively labeled DNA is DNA polymerase. This enzyme adds nucleotides to a DNA strand during replication or PCR (polymerase chain reaction), allowing the incorporation of radioactively labeled nucleotides. In contrast, DNA nuclease breaks down DNA molecules, DNA phosphatase removes phosphate groups, and DNA ligase joins DNA strands together. When synthesizing cDNA from RNA, reverse transcriptase is used to reverse transcribe RNA into DNA. Additionally, eukaryotic cells use telomerase during DNA replication to extend the ends of chromosomes. The enzyme primase synthesizes an RNA primer, which is then extended by DNA polymerase. During DNA proofreading, DNA polymerase reads the DNA to correct errors. In the case of a cell strain with impaired joining of Okazaki fragments, the enzyme most likely to be mutated would be DNA ligase.
The concentration of salt is higher inside a cell than outside the cell. The concentration of water inside the cell is lower than it is outside. Salt cannot pass through the cell membrane. What will happen to the concentrations of water and salt? A. Water will move into the cell through diffusion. The salt concentration will be greater inside than outside. B. Water will move out of the cell through diffusion. The salt concentration will be less inside than outside. C. Water will move into the cell through osmosis. The salt and water concentrations will become similar inside and outside the cell. D. Water will move out of the cell through osmosis. The salt and water concentrations will become similar inside and outside the cell.
Answer:
C. Water will move into the cell through osmosis. The salt and water concentrations will become similar inside and outside the cell.
Explanation:
Osmosis is the movement of water from the region of its higher concentration to that of lower concentration through a semi permeable membrane. Here, the cell have higher salt concentration and lower water concentration as compared to its outside. Since cell membrane is semi permeable, salt can not pass through it. So, water will move into the cell through osmosis to equalize the salt and water concentration on either side of cell membrane.
What is the difference in average temperature between the two cities in July?
Answer:
11>twenty five -fourteen
Explanation:
25-14
determine if the following statement is true or false and why, "a hypothesis can be proven true"
Answer:
Explanation:
I wonder who makes these questions sometimes. It can also be proven false.
I guess you should answer true, but I'd be careful about what the accepted answer is. A hypothesis can be proven true. If you were going to try and prove that rain water is part of the water cycle, you could devise a test that would show it to be true.
It is based on an educated guess and it is a flat statement, not a question.
Rainwater is part of the water cycle.
Would be an example.
How does the hydroelectric dam pictured here impact the environment?
A. By generating significant heat that artificially warms nearby water
B. By producing greenhouse gases
C. By releasing toxic chemicals in their emissions
D. By blocking fish migration
Answer:
D. By blocking fish migration.
Explanation:
The pictured waterfalls are artificial.
The construction of the wall to raise water level for the falls to be created cuts the contact between marine organisms.
The fish on the other end of the fall cannot freely migrate to the other side.
This is because the falls are too dangerous for them and can lead to their death.
This means that the pictured method of power generation is not environmental friendly.
In an ecosystem where hydroelectric dams are constructed over water bodies it blocks the migration of fishes.The correct option is D.
Ecosystem is defined as a system which consists of all living organisms and the physical components with which the living beings interact. The abiotic and biotic components are linked to each other through nutrient cycles and flow of energy.
Energy enters the system through the process of photosynthesis .Animals play an important role in transfer of energy as they feed on each other.As a result of this transfer of matter and energy takes place through the system .In an aquatic ecosystem where fishes reside they migrate for the purpose of reproduction. Building hydroelectric dams on water bodies blocks the way for fishes when they migrate.
Thus, hydroelectric dam impacts the environment by blocking fish migration.The correct option is D.
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Why do researchers believe that mammals evolved such large brains, such as that of hadrocodium?
Cause mammals are the only species that are well developed before birth unlike marsupial and monotremes
Mammals evolved large brains, such as that of Hadrocodium, to support complex behavior and cognitive abilities. The development of a convoluted cerebral cortex and specialized structures allows for improved brain communication and increased surface area.
Explanation:Researchers believe that mammals evolved large brains, such as that of Hadrocodium, because increased brain size is correlated with complex behavior and cognitive abilities. These larger brains provide mammals with the capacity to process and integrate sensory information, problem-solve, and exhibit more advanced social behaviors. The development of a highly convoluted cerebral cortex and specialized structures, such as the corpus callosum, allow for increased surface area and improved communication between brain regions.
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You are going to clone a hamster named Fluffy. Although you use the same type of hamster for the egg cell donor and the surrogate mother, they are different colors than Fluffy. Fluffy is a tan colored hamster, but after going through the cloning process, Fluffy's "clone" is born and is a dark brown color. Explain an error you could have made in the cloning process that would cause this clone to be dark brown instead of tan.
Answer:
You could have created a mutation in the DNA strand that changed the color or you didn't copy the DNA verbatim.
Explanation:
The error made in cloning process could be because of genetic recombination.
What do you mean by cloning?Making exact replica of the living organisms.They are both morphologically and genetically identical.What is genetic recombination?"It is the exchange of genetic material between different organisms which leads to production of offspring with combinations of traits."The traits is different from that of their parents. This leads to variation.As we know that traits are carried from parents to offspring through genes.The alternative forms of genes are called alleles.The genes which are tightly linked show less recombination whereas the genes that are loosely linked will show higher recombination.During meiosis the allele pair gets separated and has an equal chances to be passed on to an offspring. It is possible that a trait which is not expressed in parents can be passed and expressed in an offspring.For example: Lets assume that tan color is dominant (T) over brown color (t). If a tan color fluffy having genotype Tt is cloned i.e., crossed with Tt, it will produce the offspring having genotype TT, Tt, Tt and tt.
TT, Tt and Tt will produce tanned progeny whereas tt will produce brown progeny.
Hence, genetic recombination will leads to variation which could be responsible for the error made in the cloning process that would cause this clone to be dark brown instead of tan.
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For many centuries, legend has held that the Loch Ness monster, a dinosaur-like creature, exists in a lake in Scotland. Many hypothesize that the Loch Ness monster is a pleisiosaur, a lake-living dinosaur thought to have been extinct for millions of years. The majority of scientists do not believe this is possible. Blurry photographs and video recordings show unusual shadows and movements in the lake, but no other signs of the Loch Ness monster have been recorded.
Why do scientists dispute the claim that the Loch Ness monster is a real creature?
A) Because there is no evidence of anything unusual in Loch Ness.
B) Because the pleisiosaur hypothesis is not valid, as it is not based on reason.
C) Because there is not a definite link between the pleisiosaur hypothesis and the evidence.
D) Because in science, if a majority of scientists don't believe something to be true, a hypothesis is rejected.
Answer:
C
Explanation:
C is the only answer that is acceptable. The evidence does not support the hypothesis. It is the best reason for not accepting something as fact.
D is not a good answer. Consensus sometimes plays a role in a scientific decision: no one would seriously propose that "The Earth is Flat" isn't ruled by consensus, but it is also proven wrong other ways.
B is not the reason Nessy isn't accepted. It is a lack of clear undisputable evidence that is the problem
A The quotation says that there is shadows and movements in the lake, but no other signs of Nessy
Answer:
d
Explanation:
why cell theory is still a theory, not a scientific law?
Answer:
The cell theory does not have enough support to become a law. Cell theory is referred to as the history of scientific theory. All cells come from pre-existing cells, and that is the basic unit reproduction and a basic unit of all organisms. Cell theory did not become a law because the scientist who discovered it, did not give it a credit to become a law but a theory. Hope this answer your question :)
The cell theory does not have enough support to become a law. Cell theory is referred to as the history of scientific theory. All cells come from pre-existing cells, and that is the basic unit reproduction and a basic unit of all organisms.
Explain the cell theory?The cell theory states that all biological organisms are composed of cells; cells are the unit of life and all life come from preexisting life.
The cell theory is so established today that it forms one of the unifying principles of biology.
Thus, Cell theory did not become a law because the scientist who discovered it, did not give it a credit to become a law but a theory.
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If a cell has 26 chromosomes, how many chromosomes will be in each of the daughter cells produced through mitosis? How many daughter cells will be created?
Answer:
13
Explanation:
At the end of mitosis there would be half the amount of cells. Therefore, 13 daughter cells.
half the amount of cell.
13 daughter cells will be created.
What is mitosis?In cell biology, mitosis is part of the cell cycle in which replicated chromosomes are separated into new nuclei. cell division by mitosis gives rise to genetically identical cells wherein the total number of chromosomes is maintained. therefore, mitosis is also known as equational division.
Mitosis is the process by which a cell replicates its chromosomes and then segregates them, producing two equal nuclei in preparation for cell division. Mitosis is normally followed by an equal division of the cell's content into daughter cells that have identical genomes.
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Why did humans develop culture?
Answer:
It increases survivability hence became an advantage in evolution
Explanation:
Culture is shared ideas, behaviors, language, and etcetera among a group of individuals. Culture improves cooperation between individuals hence improving the survivability of human species. Cooperation spans socials realms from shared responsibility in raising and feeding children to division of labor hence improving efficiency.
What is typically responsible for forming volcanic island chains in the oceans?
A. Hot spot volcanism
B. Fissures
C. Composite volcanoes
D. Shield volcanoes
hot spot volcanism is the answer