Electro Magnets

What is the movement of electrical charges called?

• A) Magnetic Field

• B) Electrical Current

• C) Static Charge

What is the space around a magnet where its force acts called?

• A) Electrical Circuit

• B) Magnetic Field

• C) Battery Current

What did Hans Christian Ørsted discover when bringing a compass near an electric current?

• A) The compass needle moved randomly

• B) The compass needle stopped working

• C) The compass needle no longer pointed North

What happens when we turn on an electromagnet?

• A) The electric current stops

• B) The magnetic field disappears

• C) The electromagnet starts attracting metals

Which of the following is NOT a use for electromagnets?

• A) Car brakes

• B) Landfill cranes

• C) Lightbulbs

• D) Doorbells