Unit 2 Magnetism & Electricity Review

Front

What is static electricity?

Back

The buildup of electric charges on an object.

Front

What device uses mechanical energy to produce electrical energy?

Back

Generator.

Front

What is a possible power source of an electric motor?

Back

Battery.

Front

Why does a compass needle point north?

Back

It attracts to Earth's Magnetic South Pole.

Front

What causes static charges to build up?

Back

An object gains or loses electrons.

Front

What is an electric motor?

Back

A device that converts electrical energy into mechanical energy.

Front

What is the role of a generator?

Back

To convert mechanical energy into electrical energy.

Front

What is a magnet?

Back

An object that produces a magnetic field and attracts certain materials.

Front

What is the difference between conductors and insulators?

Back

Conductors allow electricity to flow easily, while insulators do not.

Front

What is an electromagnet?

Back

A type of magnet in which the magnetic field is produced by an electric current.