Chapter 3-5 Review

Front

What is gravity?

Back

Gravity is a force that pulls objects toward each other. It is what keeps us on the ground and makes things fall.

Front

Can gravity repel objects?

Back

No, gravity can only attract objects.

Front

Does the moon have a stronger gravitational pull than the Earth?

Back

No, the Earth has a stronger gravitational pull than the moon.

Front

What happens to a ball when a ramp is lowered?

Back

The ball would roll slower and not as far.

Front

What is mechanical energy?

Back

Mechanical energy is the energy that an object has due to its motion or position.

Front

Give an example of mechanical energy.

Back

A ball rolling down a hill is an example of mechanical energy.

Front

What is heat energy?

Back

Heat energy is the energy that comes from the temperature of matter. It is produced when objects are heated.

Front

Which of the following is not an example of heat energy?

Back

Sun streaming through an open window is not an example of heat energy.

Front

What is a force?

Back

A force is a push or pull that can change the motion of an object.

Front

What are magnetic forces?

Back

Magnetic forces are the forces that attract or repel magnetic materials.