5.4 Electricity SOL Review

Front

What is created when a copper wire is wrapped around an iron nail and attached to a battery?

Back

Electromagnet

Front

How many poles does a magnet have?

Back

2

Front

What type of circuit is formed when the path for electricity is complete?

Back

Closed circuit

Front

What type of circuit is formed when the path for electricity is broken?

Back

Open circuit

Front

When a circuit is used to turn an oven on, what type of energy is produced?

Back

Thermal energy

Front

What is the main function of a battery in a circuit?

Back

To provide electrical energy

Front

What happens to the strength of an electromagnet when more coils of wire are added?

Back

The strength increases

Front

What is the term for materials that allow electricity to flow through them easily?

Back

Conductors

Front

What is the term for materials that do not allow electricity to flow through them easily?

Back

Insulators

Front

What is the role of a switch in a circuit?

Back

To open or close the circuit