squeezes the clothespin.
Testable Question: Does exercising before squeezing a clothespin have an effect on then
number of times someone squeezes a clothespin?
Background Information: I know that exercising increases the pulse rate, circulates the blood,
and warms up the muscles. The heart speeds up to pump extra oxygen to the muscles.
Breathing speeds up to get more oxygen and to expel carbon dioxide. When exercising,
blood pressure and blood flow increases everywhere in the body. The more blood. The
better because you get more oxygen and energy.
Hypothesis: If someone exercises before squeezing a clothespin, then they will increase