Electricity Unit Review

Coal is a ____________ energy source

• Non-renewable
• Renewable

In a series circuit, if one lightbulb burns out, what happens to the other lightbulbs?

• They get brighter

• They stay the same

• They go out

• They flicker

Which of the following materials is a good conductor of electricity?

• Rubber

• Glass

• Copper

• Wood

Which component is used to open or close an electric circuit?

• Resistor

• Capacitor

• Switch

• Ammeter

Which of the following describes a parallel circuit?

• Components are connected end-to-end

• Components are connected in separate branches

• There is only one path for current to flow

• If one component breaks, the whole circuit does not work

Which of the following materials is a good insulator?

• Rubber

• Copper

• Silver

• Saltwater

Biomass is a _____________ resource

• Non-renewable

• Renewable

What is the unit of electric current?

• Volt

• Ohm

• Ampere (amp)

• Watt

Like charges (In other words: the same charges)

• Attract

• Repel

• Neither

• Both

Which of the following devices is used to measure electric current?

• Voltmeter

• Ammeter

• Ohmmeter

• Wattmeter