Question

1. a graphing relationship describes how two variables relate to one another, or in other words, how one impacts the other. state the relationship between exercise and heart rate in humans. as exercise ____________ heart rate in humans ____________.

Explanation:

When humans exercise, the body requires more oxygen and energy. The heart has to pump more blood to meet these needs, so the heart rate increases.

Answer:

As exercise increases, heart rate in humans increases.