Electricity and Circuits

The flow of electrons inside the wire is called

• Conductivity

• Electricity

• Humidity

• Installation

A closed path that allows electrical energy to flow is called a(n)

• switch

• capacitor

• circuit

• electric

Gold, silver, copper, and aluminum are _____________, which are materials that electricity can easily flow through.

• Resistances

• Nonmetals

• insulators

• Conductors

Paper and glass are ________, which are materials that electricity cannot easily flow through.

• Conductors

• Insulators

• Circuits

• Fuse

When a switch is turned on, you close a circuit so that it is___________.

• incomplete

• broken

• complete

• inactive

The electrician in this picture is wearing rubber gloves for protection. The purpose of the rubber gloves is to -

• keep the electrician dry

• create an electrical circuit

• produce electricity

• protect the electrician

A circuit that has more than one path for electricity to follow.

• series

• static

• broken

• parallel

A safety device that protects an electric circuit from becoming overloaded

• fuse

• insulator

• conductor

• circuit

How does a switch work?

• It makes the light bulb brighter

• It provides the energy for the circuit.

• It opens and closes the circuit.

• It controls the movement of electricity.

How does a Resistors work?

• It makes the light bulb brighter

• It provides the energy for the circuit.

• It opens and closes the circuit.

• It controls the movement of electricity.