7. An object falls from the Transco Tower in Houston and takes 15 seconds to reach the ground.
a. What is its velocity if air resistance is ignored?

dopamine..

"it was found that some people who were taking the drug l-dopa to raise their levels of dopamine were developing schizophrenic-like symptoms supporting research a strength of the dopamine hypothesis is that there are many studies which have shown support for the neurochemical explanation."

answer; how far out of place which the object finished relative to the starting location;

305.7

explanation:

density =m/v

density =917/3.00

density = 305.

approximately = 305.7

in four significant figures