Multiple Choice
All of the following statements about oxygen are true,EXCEPT:
A) Oxygen makes up 78 percent of the air we breathe.
B) Oxygen is essential to all animal life.
C) Oxygen combines readily with other elements to form complex chemicals.
D) Oxygen is normally a gas.
Correct Answer:
Verified
Correct Answer:
Verified
Q18: Air movement increases the body's rate of
Q19: Briefly define the term current.
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Q22: Briefly define the term voltage.
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