I think the answer is it prepares your body for necessary action because I learned something like anxiety and how it help you take action last year. I hope this helps you.
Answer:
g/cm³
Explanation:
As, Density=
Mass= 30g
Volume= length×width×height
or
Volume=area×height
Here, area=4cm² and height=2cm
When you are exercising, you're blood pressure is elevated. When you are finished exercising, it will recede to near it's normal state. Exercise doesn't have as much of an affect as weight does, but I guess all these things are all kind of inter-related. The more physically fit you are, the lower your blood pressure, in general.