Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

[Q]: You call materials that have high resistance to electric current electric insulators.
[A]: What do you call materials that have high resistance to electric current?


[Q]: Environmental changes is most responsible for the extinction of most species of plants and animals that have lived on earth.
[A]: What process is most responsible for the extinction of most species of plants and animals that have lived on Earth?


[Q]: The climate is defined as the temperature plus precipitation of an area over a long period of time.
[A]:
What is defined as the temperature plus precipitation of an area over a long period of time?