What equation would you use to find the system's velocity by using the center mass of two blocks just before a perfectly inelastic collision takes place.

The charge on a charged sphere is: a)concentrated at its centerb)distributed uniformly throughout its volumec)clustered on its centerd)distributed uniformly over its surface

If a negatively charged particle is placed at rest in an electric potential field that increases in the positive x-direction, what will the particle do? a. accelerate in the positive x-direction b. remain at rest c. accelerate in the negative x-direction

Wind and moving water provide energy. question 1 options: chemical mechanical thermal none of the above