Answer:
A longitudinal analysis of US adolescents22 estimated that a 10% increase in the proportion of classmates who smoke will increase the likelihood of smoking by more than 3%, while an increase in smoking rates of 10% among an individual's close friends will increase the likelihood of smoking by 5%.
Explanation:
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Answer:
The blood begins to pump blood faster, due to the fact that the warm up caused your body to need more oxygen. The blood, which delivers oxygen to the rest of the body, needs to get around quicker to fulfill the higher demand for oxygen.
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Answer:
20-35%
Explanation:
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