Forces and Motion

Front

What is the net force when two forces are acting in the same direction?

Back

Add the forces together.

Front

What type of force is acting on an airplane during takeoff?

Back

Unbalanced force.

Front

Calculate the force using the equation: F = 10kg x 5m/s.

Back

50 newtons.

Front

What are forces that are equal in size but opposite in direction called?

Back

Balanced force.

Front

What happens to an object's motion when forces are unbalanced?

Back

It accelerates.

Front

What is a force?

Back

A push or pull acting on an object.

Front

What is the unit of force?

Back

Newton (N).

Front

What is inertia?

Back

The tendency of an object to resist changes in its state of motion.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object; weight is the force of gravity acting on that mass.

Front

What is friction?

Back

A force that opposes the motion of an object.