Force, Energy and Circuits

Front

What is a force?

Back

A push or a pull.

Front

Which force pulls objects down towards the Earth?

Back

Gravity.

Front

What is friction?

Back

A force that opposes motion between two surfaces in contact.

Front

What is a conductor?

Back

A material that allows electricity to flow through it.

Front

Which material is a good conductor of electricity?

Back

Copper.

Front

Which material is NOT a conductor of electricity?

Back

Rubber.

Front

What happens when you kick a soccer ball on grass?

Back

The grass exerts friction, slowing the ball down.

Front

What is energy?

Back

The ability to do work or cause change.

Front

What is potential energy?

Back

Energy stored in an object due to its position.

Front

What is kinetic energy?

Back

Energy of an object in motion.