B. If a child applies a 3 N force for 2 m in the same direction the car is already moving, how much work is done on the car?

You are sitting on the beach and wondering about the properties of mechanical waves. describe them in terms of ocean waves.

Give an example in which the electrical energy changes to light energy

Consider two less-than-desirable options. in the first you are driving 30 mph and crash head-on into an identical car also going 30 mph. in the second option you are driving 30 mph and crash head-on into a stationary brick wall. in neither case does your car bounce off the thing it hits, and the collision time is the same in both cases. which of these two situations would result in the greatest impact force?