Forces

Front

What is a force?

Back

A force is a push or pull that can cause an object to move, stop, or change direction.

Front

What is an example of a push force?

Back

Pushing a door open is an example of a push force.

Front

What is an example of a pull force?

Back

Pulling a wagon is an example of a pull force.

Front

What force pulls objects towards the Earth?

Back

Gravity pulls objects towards the Earth.

Front

What is friction?

Back

Friction is a force that opposes motion between two surfaces that are in contact.

Front

What happens when you kick a ball?

Back

Kicking a ball is an example of applying force to make it move.

Front

What materials can a magnet stick to?

Back

A magnet can stick to steel, iron, nickel, and cobalt.

Front

What is the effect of friction on a rolling ball?

Back

Friction slows down and eventually stops a rolling ball.

Front

What is the difference between push and pull?

Back

Push is a force that moves an object away, while pull is a force that brings an object closer.

Front

What is motion?

Back

Motion is the change in position of an object over time.