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How does exercise affect your heart rate?
Member rating: No Rating | Words: | Submitted: Wed Oct 05 2005
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How does exercise affect your heart rate? Aim: The heart rate of a human varies from 150 beats per minute in young children, to about 60 in the aged. However, I am not interested in the differing rates between the aged and young, I intend to investigate whether doing exercise may alter the rate or ones heart rate considerably. Variables: Things that we could change in the experiment that could change the heart rate are: * Type of exercise * Speed of exercise * Distance travelled during exercise * Time for exercise * The time I wait before I take my heart rate after an exercise In my investigation the... ...independent variable is the type of exercise, speed of exercise and time for exercise. ...the dependant variable is the number of heart beats in a minute ...the control variables are the time I wait before I take my heart rate after an exercise and the distance travelled during exercise....
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