Balanced and Unbalanced Forces

Front

What is a force?

Back

A push or pull on an object.

Front

What keeps the planets in orbit around the sun?

Back

Gravity.

Front

What is the combination of all the forces acting on an object called?

Back

Net force.

Front

What are unbalanced forces?

Back

Forces that are not equal in size and are opposite in direction.

Front

What happens when two teams pull with the same amount of force?

Back

They will not move at all.

Front

What is a balanced force?

Back

Forces that are equal in size and opposite in direction.

Front

Can you give an example of a force?

Back

Pushing a door open.

Front

What is friction?

Back

A force that opposes motion between two surfaces that are in contact.

Front

What happens to an object when unbalanced forces act on it?

Back

It will accelerate in the direction of the greater force.

Front

What is gravity?

Back

A force that pulls objects toward each other, like the Earth pulling us down.