Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.

[Q]: Question: What is the term for land that has permanently frozen soil? Answer: permafrost
[A]: Permafrost is land with permanently frozen soil.

[Q]: Question: A flow of one coulomb per second is called one ampere, which is a measure of what? Answer: electric current
[A]: The electric current is measured in coulombs per second. A flow of one coulomb per second is called one ampere, A, of current.

[Q]: Question: What is the diversity of living things called? Answer: biodiversity
[A]:
The diversity of living things is called biodiversity.