5.P.1.1

Front

What is the force that must be greater than friction to move an object?

Back

The force of the person pushing must be greater than the force of friction.

Front

What is the main factor that can stop an object in motion?

Back

Force.

Front

What causes gravity on Earth?

Back

The mass of Earth.

Front

What pulls objects toward the ground?

Back

Gravity.

Front

What factor helps lower an object using a pulley?

Back

Gravity, because it pulls down on the object.

Front

What is friction?

Back

A force that opposes motion between two surfaces in contact.

Front

What is mass?

Back

The amount of matter in an object.

Front

What is acceleration?

Back

The rate of change of velocity of an object.

Front

What is the relationship between mass and gravity?

Back

More mass means a stronger gravitational pull.

Front

What happens to an object in motion if no force acts on it?

Back

It will continue moving at a constant speed in a straight line.