I just took a test in school today. What question was I asked?

Question I was asked: An ocean, a forest, and a grassy meadow are each examples of a complete ecosystem. Complete ecosystems contain only

I just took a test in school today. What question was I asked?

Question I was asked: Which of the following statements applies to all states of matter?

I just took a test in school today. What question was I asked?

Question I was asked:
Snapping a rubber band most likely produces which type of energy?