2. Identifying Forces

Front

What is magnetism?

Back

Magnetism is the force that is exerted by magnets, which can repel or attract one another.

Front

What is an applied force?

Back

An applied force is a force in which one object directly pushes or pulls on another object.

Front

What is inertia?

Back

Inertia is the tendency of an object to resist changes in its state of motion. It is NOT a force.

Front

What keeps a bowling ball rolling forward after it has been thrown?

Back

There is NO force pushing the ball forward. Inertia is NOT a force.

Front

Which of the following is NOT a force?

Back

Inertia is NOT a force.

Front

What is a contact force?

Back

A contact force is a force that acts on an object through direct contact.

Front

What is friction?

Back

Friction is a force that opposes the motion of an object when it is in contact with another surface.

Front

What is the force of gravity?

Back

The force of gravity is the attractive force that exists between any two objects with mass.

Front

What happens to a frisbee after it is thrown?

Back

The frisbee keeps going forward due to inertia, which is NOT a force.

Front

What is the difference between mass and weight?

Back

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