Forces Review

Front

Applied force is an example of a _________________ force.

Back

contact

Front

What is a NON-CONTACT force?

Back

A push or pull force where the objects are not touching.

Front

What is GRAVITY?

Back

A force that attracts all objects toward one another.

Front

Which of the following forces cannot act from a distance? (magnetism, electricity, kinetic friction, gravity)

Back

kinetic friction

Front

What unit is used to measure force?

Back

Newton

Front

What is a contact force?

Back

A force that requires physical contact between two objects.

Front

What is an example of a non-contact force?

Back

Magnetism or gravity.

Front

What is friction?

Back

A force that opposes the motion of an object.

Front

What is the difference between balanced and unbalanced forces?

Back

Balanced forces do not change an object's motion; unbalanced forces do.

Front

What is the formula for calculating force?

Back

Force = mass × acceleration (F = ma).