Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
--------
Question: You call materials that have high resistance to electric current electric insulators.

Answer: What do you call materials that have high resistance to electric current?


Question: Intraplate earthquakes occur because solid lithosphere travels on a round planet.

Answer: What occur because solid lithosphere travels on a round planet?


Question: A lipid is one of a highly diverse group of compounds made up mostly of hydrocarbons.

Answer:
A lipid is one of a highly diverse group of compounds made up mostly of what?