Electricity and magnetism

Front

How are magnets oriented when they repel each other?

Back

Like poles next to each other.

Front

How are magnets oriented when they attract each other?

Back

North pole to South pole.

Front

Is metal a good conductor of electricity?

Back

True.

Front

What material allows electrons to flow easily?

Back

Conductor.

Front

In order for electricity to flow, the circuit must be:

Back

Closed.

Front

What is the definition of a conductor?

Back

A material that allows the flow of electric current.

Front

What is the definition of an insulator?

Back

A material that does not allow the flow of electric current.

Front

What happens to the magnetic field when electric current flows through a wire?

Back

A magnetic field is created around the wire.

Front

What is the unit of electric current?

Back

Ampere (A).

Front

What is the relationship between voltage, current, and resistance in a circuit?

Back

Ohm's Law: V = I × R.