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CCW 8th Grade Electricity Quiz

Authored by Tracey Ball

Science

7th Grade

NGSS covered

Used 27+ times

CCW 8th Grade Electricity Quiz
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The buildup of charges on an object is called

a. static discharge.

b. static electricity.

c. electricity

d. magnetism

Tags

NGSS.MS-PS2-3

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

What causes charges to move in a circuit?

a. voltage

b. energy

c. current.

d. potential.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If an electric water heater uses 40 kW of power and runs for 8 hours, what is the total amount of energy used?

a. 5 kilowatt-hours

b. 32 kilowatt-hours

c. 48 kilowatt-hours

d. 320 kilowatt-hours

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

According to Ohm's law, resistance is equal to voltage divided by

a. time.

b. conduction.

c. current.

d. potential.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a disadvantage of using fuses?

a. When a fuse burns out, it cannot be used again.

b. A fuse shuts off when the current gets too high.

c. A fuse contains a thin strip of metal that can melt.

d. A fuse prevents circuits from overheating.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A complete, unbroken path through which electric charges can flow is a(n)

a. electric circuit.

b. electrical resistance.

c. magnetic field line.

d. magnetic pole.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Materials through which charge can flow easily are called

a. insulators.

b. conductors.

c. resistors.

d. magnets.

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