Ques:Q: What do structures of the human eye collect and focus? Choices: - sugars - air - electricity - light A:

Ans:light
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Ques:Q: What state is achieved when the body's internal environment is kept more-or-less constant? Choices: - cancerous - hypothesis - consciousness - homeostasis A:

Ans:homeostasis
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Ques:Q: What are the three stages of water? Choices: - ice, rock, sky - vapor, earth, internal - liquid, underground, frozen - ice, liquid, vapor A:

Ans:ice, liquid, vapor
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Ques:Q: What is caused by differences in density at the top and bottom of the ocean? Choices: - shallow currents - still water - flat currents - deep currents A:

Ans:
deep currents
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