A mass is attached to one end of a string. The other end of the string is attached to a rigid support. The mass is released at A and swings in a vertical arc to points B, C, and D. At what point does the mass have the most potential energy?
A. D.
B. A.
C. C.
D. B.

Prompta snowboarder stands at the top of a hill and decides to see if he can increase his speed on his next trip down the slope.describe one thing the snowboarder could do to incrlase his speed on the slope. explain why this would cause his speed toincrease relate one of newton's laws to this problem.

How will the system respond to a temperature increase?

This is the number of complete movements of a wave per second.