Electricity

Which of these is NOT an example of electrical energy?

• Heat

• Light

• Water

• Sound

A closed circuit means all parts are disconnected so the electricity can flow freely.

• True

• False

1. An open circuit means some part of the circuit is not connected so the electricity stops flowing.

• True

• False

1. A __________ circuit has more than one pathway for the electricity to flow.

• Open

• Closed

• Series Circuit

• Parallel Circuit

1. In a _______circuit, the electricity flows through a single, circular path.

• Open

• Closed

• Series

• Parallel

1. The most common device for opening and closing a circuit is __________

• A switch

• A battery

• A wire

• A conductor

__________ are materials that allow electricity to flow through them.

• Insulators

• Conductors

• Switches

• Circuit wires

___________ are materials that do not allow electricity to flow through them.

• Insulators

• conductors

• Circuit wires

• Switches

What is the most important characteristic of a parallel circuit?

• multiple paths for current flow
• multiple conductors
• multiple power sources (batteries)
• multiple devices (like light bulbs)

Which of the following would form a CLOSED circuit?

• A CD player being turned off
• A light switch being turned on.
• A ceiling fan that is not moving
• A doorbell after it has been rung