Question: Q: What is the only planet we know that has plate techtonics? Choices: - Saturn - Mars - Jupiter - earth A:
Answer: earth

Question: Q: What category of animals in the vertebrate group has a relatively small brain but highly developed sense organs? Choices: - mammals - arthropods - primates - fish A:
Answer: fish

Question: Q: Magnetic resonance imaging devices use what to cool the superconducting magnets? Choices: - antifreeze - dry ice - fluorocarbons - liquid nitrogen A:
Answer:
liquid nitrogen