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What Approximately how long do scientists think chemical evolution took?
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Approximately how long do scientists think chemical evolution took?
about a billion years.
What is energy in a chemical change?
You think probable to chemical energy.
Why you think chemical symbols and formula are an important part of communication among scientists?
The Symbols provide a shorthand method for representing elements and compounds, and how they react with each other. The formula's represent compounds.
Is crushing charcoal into powder a physical or chemical change?
Chemical I think
What is a condensed statement of facts about a chemical reaction called?
You think probable to a chemical equation.
Approximately how long do scientists think chemical evolution took?
about a billion years.
What do scientists think about the theory of evolution?
The overwhelming majority of scientists accept the theory of evolution by natural selection. Any scientists that do not accept the theory usually do so for religious reasons.
Why does chemical evolution not occur today?
I think it is constantly occurring, and has never stopped.
Why do scientists believe the platypus is an important clue in the history of evolution?
because they think they are smart in past history
How do do scientists study evolution of plants?
Plants and green algae have the same types of chlorophyll and carotenoids in their cells so scientists think plants and green algae have a common ancestor.
Do scientists use the chemical properties of vinegar to dissolve limestone surrounding fossils?
think it yourself
Approximately what percentage of plant and animal groups do scientists think became extinct at the end of the Mesozoic Era?
50%
Approximately what percentage of plant and animal group do scientists think became extinct at the end of the mesozoic era?
50 %
What proof is there for human evolution?
Well scientists believe that we evolved from the Apes, think of the era of the cave men that might give you some idea of what i mean.
What do scientists think about the rate of evolution?
That it is quite variable across species and environments, but can be somewhat calculated within a rather wide margin of error. Your rate of evolution is many times slower than the bacterial rate for instance.
What chemical in the brain causes autism?
There is no chemical in the brain that is known to cause autism. In fact, the opposite is suspected; scientists think it is a chemical in a person's environment that may cause it, but this is only a theory, it hasn't been conclusively proven yet.
Scientists think that europa may have what?
The scientists think that Europa can have the life on it.
