in a controlled enviroment the varible that is change is called
which best describes an idea that has scientific consensus
A scientific consensus refers to an idea that is widely accepted by the majority of scientists in a field, based on substantial empirical evidence and rigorous scrutiny. Examples include the theory of evolution and climate change.
An idea that has scientific consensus could best be described as a concept, theory, or hypothesis that is generally agreed upon by the majority of scientists in that particular field. This consensus indicates that the idea is backed by substantial empirical evidence and has undergone rigorous scientific scrutiny. For instance, the theory of evolution and the concept of climate change bear scientific consensus. They are widely accepted by scientists worldwide because they are consistently supported by a vast body of evidence.
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Which of these is an inorganic nutrient
A. carbohydrate
B. vitamin D
C. pasta
D. water
a cow eating grass is an example of A) herbivory B) predation C) habitat destruction D) a keystone species
Which level of classification defines one specific organism?
A. Order B. Family C. Genus D. Species
Kohlberg believed people shift back and forth between the six schemas in his three levels of moral reasoning, depending on the circumstance and the person's current level of cognitive development.
true or false
Answer:
False
Explanation:
What organelle gives plants the structure they need to stand up tall.
The solar wind is a stream of electrically charged particles flowing at high speeds from the sun
TRUE/FALSE
Answer: TRUE
Explanation:
A solar wind can be define as the stream of charged particles that develop in the upper layers of the atmosphere. These charged particles are of high speed being released from the sun. The particles present in the solar wind are electrons, alpha particles and protons. These solar winds vary in temperature, density and speed over time and over solar longitude and latitude. The aggregate of solar winds are called as corona.
The surface area/volume ratio is an important factor for one-celled organisms. As a cell's volume grows, its surface area/volume ratio __________, making it ______________ to acquire enough nutrients via diffusion.
Correct answer: Decreases, Difficult
As the cell continues to grow, its internal volume increases and its membrane expands. At a certain time, there is a situation when the volume of a cell increases more as compared to the surface area. As a result of that the surface area volume of cell decreases. As the surface area to volume ration decrease, the cell becomes larger.
Hence, as the cell continues to grow beyond a limit, all the material are not able to cross the membrane rapidly so that it maintains the increased cellular volume. It results to disturb the normal function of a cell.
The kind of biome that develops in an area is determined by temperature and
Which reactant in the photosynthesis equation is the source of hydrogen for sugar molecules?
The answer for the question is water
what parts of the atmosphere interact?
Construct a scientific explanation based on evidence for how environmental and genetic factors influence the growth of organisms. Make sure to address environmental AND genetic factors and how they change based on different environments and different genes. At least five sentences. Use specific examples. Use complete sentences.
Please mark the other guy brainliest I feel bad lol--
A continental rift is also called a
During photosynthesis, ________ energy is converted into __________ energy within the chloroplasts.
Answer:
Solar;usable chemical
Explanation:
which area of the United States has the least risk of earthquakes?
a.eastern
b. central
c.western
d.southern
Which experiments led to changes to the original cell theory ?
Answer:
The experiments that show all cells are similar in the how they metabolize and in their composition.
Explanation:
The cell theory states that ;
1. All living things are made up of cells.
2. Cell is the smallest, functional and structural unit of life.
3. All cells come from preexisting cells through process of cell division.
The experiments that show all cells similar in how they metabolize and in their changed has led to changes in the original cell theory states above.
Distinguish between an organisms habitat and its niche using the prairie dog as an example
An organism's habitat is its physical environment, like the grasslands for prairie dogs, while an organism's niche is its specific role within the ecosystem. Prairie dogs' niche includes burrowing and serving as prey, which is critical for many other species' survival, making them a keystone species. Without prairie dogs, the ecosystem might face collapse.
Explanation:An organism's habitat is its physical environment. For prairie dogs, this would be the grasslands or prairies where they live. In contrast, an organism's niche refers to its specific role within the ecosystem. Prairie dogs, as a species, have a niche that includes their extensive burrowing activities and their role as a primary food source for predators.
Prairie dogs are a keystone species because their burrows provide critical shelter for many small animals and their existence as prey supports numerous predators. By creating and maintaining burrow systems, they also help to aerate the soil, which benefits plant growth, and their foraging behavior can influence the distribution of plant species.
Without prairie dogs, their ecosystem could potentially collapse due to the loss of these critical functions. For example, the burrows they dig offer protection and habitats for other species, which contributes to the overall biodiversity of the ecosystem. If prairie dogs were to disappear, the ripple effects would be profound, impacting both predators and other small animals reliant on the burrows for shelter.
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What type of rock is formed from compaction or cementation?
The type of rock that is formed from compaction or cementation is sedimentary rock, which is formed from the accumulation and compression of sediment and the accumulation of sand, mud, etc.
What is the significance of the cementation and sedimentary rocks?Generally, these are formed from the accumulation and compression of sediment, while in the cementation process, mineral crystals, such as calcite or silica, precipitate and fill the spaces between sediment particles; this can happen in the presence of water and form the rock like soil. This sedimentary rock is helpful for fossil record studies.
Hence, the type of rock that is formed from compaction or cementation is sedimentary rock, which is formed from the accumulation and compression of sediment and the accumulation of sand, mud, etc.
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in electrolysis, electrons move between two metal strips called
Which of these is a pure substance . dimond . salt . ocean water a. a and b. b and c
why do scientist ask why? and how does developments in scientific thinking influence how scientific study is carried out
what can a ecosystem survive without with
Ecosystems require components like sunlight, producers, consumers, and decomposers to function effectively. These components deliver crucial ecosystem services necessary for the survival of all living things, including humans.
Explanation:For an ecosystem to live longer and thrive, certain elements are essential. These include sunlight or chemical compounds to provide energy, the presence of producers like plants and photosynthetic organisms to harness that energy, and consumers like animals that feed on these producers.
Decomposers such as bacteria and fungi are crucial as they recycle nutrients back into the ecosystem, ensuring that soils remain fertile and productive. Without these key components, and the multitude of services they provide, human life would struggle to exist as ecosystems purify our air and water, stabilize the climate, and support all aspects of biodiversity.
Ecosystem services are the goods and the support systems that sustain human life. This includes production of oxygen, decomposition of waste, regulation of climate, and the creation of soils necessary for agriculture. It is clear that without healthy ecosystems, survival of living things, including humans, would be compromised, as ecosystems are the cornerstone that upholds the intricate web of life on Earth.
amylase increased the rate at which starch is broken down in to glucose. what kind of molecule is amylase
Answer:
Enzyme
Explanation:
Enzyme is a biomolecule that increases the rate of something. Because Amylase increases the rate at which starch is broken down into glucose, Amylase is considered a Enzyme.
During radioactive decay, atoms of a radioactive element break down and change into other atoms of another element-all at once
True or False.
PLEASE HELP ME. I will give BRAINLIEST answer
"The coded information that the cell uses to synthesize many different proteins is stored in structure
(1)A
(2)B
(3)C
(4)D
"
Winning Science Fair Ideas. College.
Which of the following best describes the long-term impact of using a nonrenewable energy source?
Hello. This question is incomplete. The complete question is:
"Which of the following best describes the long-term impact of using a nonrenewable energy source?
A: Geothermal energy can disrupt the water table and harm water supplies. B: Nuclear power damages the atmosphere by producing air pollution. C: Burning biomass to produce energy releases greenhouse gases. D: Coal mining can pollute water supplies and kill fish and aquatic plants."
Answer:
D: Coal mining can pollute water supplies and kill fish and aquatic plants.
Explanation:
The use of non-renewable energy has proven to be a strong pollutant of ecosystems and biomes. Coal mining is an example of how the use of non-renewable energy degrades nature.
The environmental impacts of mining are diverse and varying in scale: from specific local problems to major biological, geomorphological, water and atmospheric changes. Therefore, knowing these problems and minimizing their effects is of great necessity to ensure the preservation of natural environments.
Coal mining can pollute the water supply and kill fish and aquatic plants. Not to mention the degradation of soil and vegetation that this activity promotes.
A volcanic eruption takes place in a location. Ash and gas are sent out into the air. Lava flows down the volcano into human habitation. Which Earth systems interact during this process? a.) geosphere, atmosphere, and biosphere B.) hydrosphere, geosphere, and biosphere C.) atmosphere, geosphere, and cryosphere D.) biosphere, cryosphere, and hydrosphere
The major Earth systems which interact during volcanic eruptions are Hydrosphere, geosphere, and biosphere. Volcanoes are the events in geosphere. Thus, the correct option is B.
What is Volcanic eruption?A volcanic eruption is when lava and gas are released from a volcano explosively. The most dangerous type of eruption is called a 'glowing avalanche' which is released when a freshly erupted magma flows down the sides of a volcano.
A volcanic eruption can cause glaciers and icecaps to melt. The hot lava is released from the geosphere. The sulfuric acid erupted from the volcanoes combines with rain in the hydrosphere which makes the acid rain. When this acid rain reaches the surface of the Earth, it pulls minerals from the soil, which deprives valuable nutrients from the soil and increases the acidity of the water and affects the animals that live in it. This affects the hydrosphere and biosphere.
Therefore, the correct option is B.
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What does it mean to say that science is a systematic process
Answer:
Science is a systematic process, which means it follows a careful method that involves observation and experimentation. Through experimentation, information is collected that supports or refutes a scientist’s hypothesis.