Electricity and Circuits

What is a switch? 

• part of the toaster that you plug into the wall
• an outlet that gives power
• part of a circuit that starts or stops the electricity

A conductor is ____________

• something that allows electric current to flow easily
• something that limits the flow of electricity

Tags

NGSS.4-PS3-2

For electrical energy to flow, there must be a(n) ______.

• good battery
• copper wire
• on/off switch
• closed circuit

Tags

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Which of the following is NOT a conductor?

• Water
• Aluminum
• Wood
• Penny

Tags

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In a _________ circuit, the components are arranged with one path for the current.

• series
• parallel

Which type of circuit would you use in order to turn each component on and off separately?

• Series
• Parallel

Pennies can be used to make a battery because they are __________.

• conductors
• insulators
• capacitors
• voltage

Tags

NGSS.MS-PS2-3

A fifth grade class constructed this circuit.  Which of these objects most likely made the light glow when connected to points X and Y?

• plastic straw
• cotton string
• aluminum foil
• rubber eraser

Tags

NGSS.4-PS3-2

Which of these best completes the circuit?

• rubber band
• metal nail
• leather shoelace
• wooden toothpick

Tags

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NGSS.4-PS3-2

What material would be safest to use as an insulator to cover electrical wires?

• rubber
• tin
• aluminum
• water

Tags

NGSS.5-PS1-3