A spring gun is made by compressing a spring in a tube and then latching the spring at the compressed position. A 4.87-g pellet
is placed against the compressed and latched spring. The spring latches at a compression of [04]____________________ cm, and it takes a force of 9.13 N to compress the spring to that point. How much work (J) is done by the spring when the latch is released and the pellet leaves the tube?
When a ray of light strikes a plane mirror the light of the ray it reflects off from the mirror. reflection is a change in direction from the light ray.