Electricity

Electricity is ____________________.

• the movement of the sun

• the movement of electrons

• the movement of the moon

• the movement of air

When electrons move through a circuit ____________ electricity is created.

• current

• electron

• solar

• static

When electricity passes through a light bulb it is changed to _______________________.

• motion energy

• light energy

• static electricity

• magnetic energy

In a series circuit, what will happen if the path for the electrical current is broken by a burned out bulb?

• The electrical current will stop fllowing and none of the bulbs will light up.

• The electrical current will continue flowing and the other bulbs will light up.

• The energy source will continue to move the electric charge through the circuit.

Which of the following is a good conductor?

• copper

• rubber

• dry wood

• glass

Which type of circuit has more than one path for the electrical current?

• The series circuit

• The parallel circuit

• They both have more than one path

• Neither circuit has more than one path for the electrical current

Why do electricians always wrap wires in plastic?

• Plastic comes in many different colors

• Plastic is a good electrical conductor

• Plastic makes the wires easy to bend

• Plastic is a good electrical insulator

Which of the following items would conduct electricity?

• Aluminum ladder

• Metal screwdriver

• Wooden baseball bat

• Rubber flip flops

In this picture, the iron filings show the shape of the magnetic -

• pole

• core

• field

• axis

Which contribution toward understanding electricity was made by Michael Faraday?

• Created the first electric power generator

• Discovered that lightning carried electricity

• Concentrated on mass-producing long-lasting light bulbs

• Improved the telegraph system