Ques:Q: Energy often changes between potential and what other kind of energy? Choices: - magnetic - thermal - realized - kinetic A:

Ans:kinetic
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Ques:Q: About how many days does it take the moon to make one orbit around the earth? Choices: - 21 - 30 - 22 - 28 A:

Ans:28
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Ques:Q: What are microscopic vessels with very thin, porous walls? Choices: - veins - arteries - valves - capillaries A:

Ans:capillaries
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Ques:Q: Somatic, autonomic, and enteric structures are part of what system? Choices: - circulatory system - circulatory system - adrenal system - nervous system A:

Ans:
nervous system
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