Electricity and power

Electricity and power

8th - 10th Grade

22 Qs

quiz-placeholder

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Electricity and power

Electricity and power

Assessment

Quiz

8th - 10th Grade

Practice Problem

Medium

Created by

miss hayman

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22 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

If current decreases, what has likely happened to resistance?

It increased.
It decreased.
It stayed the same.

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

What is the function of a switch in an electric circuit?

To allow electrons to flow through the circuit
To allow heat to flow through the circuit
To allow chemicals to flow through the circuit
To produce electricity

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

When voltage goes up, what must also increase if other factors stay the same?

Resistance
Insulation
Current

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

How is voltage measured?

Volts
Ohms
Amps
Watts

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

How is resistance measured?

Volts
Amps
Ohms
Watts

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the equation for Electrical Power?

 P=I÷VP=I\div V  

 P=V÷IP=V\div I  

 P=I×VP=I\times V  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A 12 volt battery supplies voltage to two bulbs. How much voltage would each bulb get?

6 volts
12 volts

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