Force and Motion

Front

An object in motion will stay in motion unless what happens?

Back

A force acts on it.

Front

Gravity is a natural force that _____ all objects towards the center of earth.

Back

pulls

Front

The measure of how far an object has traveled?

Back

distance

Front

Gravity and friction are examples of _______.

Back

forces

Front

What will happen when a light-weight object and a heavy object run into each other?

Back

The small object bounces backwards.

Front

What can make a car rolling on a level street stop moving?

Back

A force that pushes the opposite of the direction that the car is moving.

Front

What will the force of gravity cause a ball thrown up into the air to do?

Back

Change direction and come back down

Front

The force that pulls falling objects toward Earth is?

Back

gravity

Front

During a game of tennis, one player hits the ball with the racquet. Then the other player hits it back. As the ball is hit back and forth, which best describes the force acting on the ball?

Back

The ball changes direction each time it is hit.

Front

What is a change in an object's position over time?

Back

motion