A force can cause an object to _____, change its _______, and change the direction in which it is moving.

• opposing forces; weight

• move; speed

• be heavier; mass

• fall; direction

What is speed?

• A measure of how fast something moves.

• A measure of how you move.

What happens when you PULL a ball?

• It moves away

• It moves closer

Which requires more force to move it?

• A heavy object, like a bowling ball.

• A light object, like a tennis ball

A force can make a moving body move faster

• true

• false

What is the effect of force shown here?

• Change in shape

• change in speed

• change in direction

• force can stop an object