Electricity and Magnetism Unit Review (Unit 4)

Front

What does a generator use to produce electrical energy?

Back

Mechanical energy to produce electrical energy.

Front

What process charges a balloon when rubbed on hair?

Back

Friction.

Front

What does the north end of a compass point to?

Back

Earth's Magnetic South Pole, which is the Geographic North Pole.

Front

How does friction build up charges in objects?

Back

Electrons are forced off of the surface of one object and onto another when they are rubbed together.

Front

What are the opposite ends of a magnet called?

Back

The North and South Poles.

Front

What is the definition of electricity?

Back

Electricity is the flow of electric charge, typically carried by electrons.

Front

What is magnetism?

Back

Magnetism is a force that can attract or repel certain materials, primarily metals like iron.

Front

What is static electricity?

Back

Static electricity is the accumulation of electric charge on the surface of objects.

Front

What is the role of electrons in electricity?

Back

Electrons are negatively charged particles that flow through conductors to create electric current.

Front

What is an electric circuit?

Back

An electric circuit is a closed loop that allows electric current to flow.