Question: Q: What element do nuclear power plants use in fuel rods? Choices: - plutonium - boron - magnesium - uranium A:
Answer: uranium

Question: Q: What travels at the interface between the sea surface and the atmosphere? Choices: - ocean currents - ocean tides - ocean breeze - ocean waves A:
Answer: ocean waves

Question: Q: Which organ is the control center of the nervous system? Choices: - the heart - the spine - the lungs - the brain A:
Answer:
the brain