FY25 ElectricityMagnetism

Front

What is an insulator?

Back

A material that prevents the flow of electrons and transmits little to no charge.

Front

What is a conductor?

Back

Any material that allows electrons to flow through it.

Front

What is an electromagnet?

Back

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

Front

What is the relationship between electric fields and distance?

Back

Electric fields exist between objects even when the objects are not in contact.

Front

What is the purpose of plastic coating on electrical devices?

Back

To prevent users from getting shocked by insulating the metal parts.

Front

What is the function of a computer monitor's specialized chips?

Back

They are insulated from metal parts but can still send messages to those parts.

Front

What is the role of metal conductors in pressure washers?

Back

They conduct heat energy to hoses while plastic handles prevent electric shock.

Front

What happens if a car's metal computer chips are not coated in plastic?

Back

They would distribute a charge to the rest of the car, impairing its functioning.

Front

What is a parallel circuit?

Back

A circuit where multiple paths exist for current to flow.

Front

What is a series circuit?

Back

A circuit where current flows through a single path.