Energy, Electricity, & Magnetism Review for Unit Test

What is the power source for the circuit pictured?

• Battery

• Switch

• Light Bulb

• Wire

Electricity is the flow of

• Protons

• Neutrons

• Electrons

• Cobalt

Which item is NOT one of the three main parts of a circuit?

• Insulator

• Device

• Conductor

• Source

Magnets ONLY have one pole.

• True

• False

Toasters and ovens change from electrical energy to _________ energy during a transformation.

• Mechanical

• Sound

• Thermal

• Chemical

Tags

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Is the circuit pictured open or closed?

• Open

• Closed

Why do we wrap electrical wires in plastic?

• Plastic allows us to easily bend the wire

• Plastic is a good conductor and keeps the electricity from reaching your hand

• Plastic is a good insulator and keeps the electricity from reaching your hand

• Plastic is a good resistor and keeps the electricity from reaching your hand

What are the three items you need to create an electromagnet?

• Copper

• Iron Core

• Wire

• Electric Current

A runner traveling at its maximum speed in a race is an example of _____________.

• Kinetic Energy

• Potential Energy

• Electrical Energy

• Sound Energy

Tags

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What is the energy transformation in the electrical circuit shown?

• Chemical to Radiant to Electrical

• Electrical to Chemical to Radiant

• Radiant to Chemical to Electrical

• Chemical to Electrical to Radiant