A 20g bullet is fired and hits the trunk of a tree when it possessed a kinetic energy of 100 J . Determine the speed of the bullet before hitting the tree.

wind moving at higher speeds will transfer more energy to the water, resulting in stronger waves.

answer; equivalent to a one(1) horsepower motor;

energy can be converted from one form to another, but it cannot be created or destroyed in ordinary chemical or physical means. do not understand what you are asking but hope this

that would be because of both gravity and friction. so     c