Electricity & Magnetism

Front

What is an electromagnet?

Back

A device that generates a magnetic field when electrical current flows through it.

Front

What is an electric circuit?

Back

A closed loop that allows electric current to flow, consisting of a power source, conductors, and a load.

Front

What is the role of a generator?

Back

It produces electrical current using mechanical energy, often from a turbine.

Front

What does electrical energy produce in an electromagnet?

Back

A magnetic field.

Front

What is created by the flow of electric current?

Back

A magnetic field.

Front

What is a transformer?

Back

A device that changes the voltage of electrical current in a circuit.

Front

What is the difference between electrical energy and mechanical energy?

Back

Electrical energy is the energy of moving electrons, while mechanical energy is the energy of motion.

Front

What is a battery?

Back

A device that stores chemical energy and converts it to electrical energy.

Front

What is a magnetic field?

Back

An area around a magnet where magnetic forces can be detected.

Front

What is the function of a motor?

Back

It converts electrical energy into mechanical energy.