Ques:Q: What system includes the brain and the spinal cord? Choices: - digestive - lymbic - muscular - central nervous A:

Ans:central nervous
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Ques:Q: What planet has the most volcanoes? Choices: - Mars - Earth - uranus - venus A:

Ans:venus
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Ques:Q: What is the air that remains after a forced exhalation called? Choices: - kinetic volume - abundant volume - remaining volume - residual volume A:

Ans:residual volume
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Ques:Q: The values of which factors are controlled by the experimenter over the course of an experiment? Choices: - other variables - independent elements - independent approaches - independent variables A:

Ans:
independent variables
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