Newton's Laws

Front

A push or a pull is called a

Back

Force

Front

What is Newton's 2nd Law?

Back

Acceleration depends on two variables, the mass of the object and the amount of force.

Front

What explains why objects resist changes in their state of motion?

Back

Inertia

Front

What is the force of gravity pulling down on an object called?

Back

Weight

Front

If a weightlifter holds a barbell weighing 756 newtons, how much force does he exert?

Back

756 Newtons

Front

What is the first law of motion?

Back

An object at rest stays at rest, and an object in motion stays in motion unless acted upon by a net external force.

Front

What is the unit of force?

Back

Newton (N)

Front

What is the relationship between mass and acceleration in Newton's 2nd Law?

Back

Acceleration is inversely proportional to mass when force is constant.

Front

What is an example of balanced forces?

Back

Two people pushing a car with equal force in opposite directions.

Front

What is an example of unbalanced forces?

Back

A child pushing a swing, causing it to move.