Force and Motion

Front

What keeps the Moon in orbit around Earth?

Back

Earth's gravity.

Front

The measure of the force of gravity on your body is your _____________.

Back

weight.

Front

If two boys are pulling with the same amount of force, what will happen?

Back

They will not move at all.

Front

In a tug of war, if the flag is not moving, what does that mean?

Back

Philip and Nancy are applying equal forces in opposite directions.

Front

A _____ moves an object closer to you.

Back

pull.

Front

What is the force that opposes motion between two surfaces?

Back

Friction.

Front

What is the term for a push or pull on an object?

Back

Force.

Front

What is the effect of gravity on objects?

Back

It pulls objects toward each other.

Front

What happens to an object in motion if no forces act on it?

Back

It continues to move at a constant speed in a straight line.

Front

What is the term for the speed and direction of a moving object?

Back

Velocity.