Which of the following statements best explains why the same exercise program might conform to the principle of overload for one person but not for another?

a.

different individuals have different levels of physical fitness.

b.

physical activity only leads to increased health benefits when it is above normal levels.

c.

bodies adapt to increased physical demands placed upon them.

d.

the same exercise programs always conform to the principle of overload.

In a study of a weight loss program, 40 subjects lost a mean of 3.0 lb after 12 months. does the weight loss program have practical significance? a. yes, because the weight loss program worked and the subjects lost a mean of 3.0 lb. b. no, because the mean weight loss of 3.0 lb after one year does not seem to justify the program. c. no, because the sample of 40 subjects was too small to determine if the program was useful. d. yes, because the mean weight loss of 3.0 lb after one year does seems to justify the program.

Once an action plan is in place, it should not be changed. w select the best answer from the choices provided. truefalse

The famous scientist galileo galilei did several experiments with sloping planes, which he rolled metal balls down so that he could study motion. by changing the slope, he could study how the speed at which the ball rolled was affected. what was the dependent variable in galileo's experiment?