Electromagnets and Electric Motors

Electromagnets and Electric Motors

8th Grade

25 Qs

quiz-placeholder

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Electromagnets and Electric Motors

Electromagnets and Electric Motors

Assessment

Quiz

Science

8th Grade

Hard

NGSS
MS-PS2-3, HS-PS2-5, MS-ETS1-1

+5

Standards-aligned

Created by

Lisa Thompson

FREE Resource

25 questions

Show all answers

1.

FILL IN THE BLANK QUESTION

1 min • 1 pt

The ______ is the part of the motor that remains unmoving and creates an electrical field.

Tags

NGSS.MS-PS2-3

2.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Which of the following can be done to DECREASE the strength of an electromagnet?

Add a Nickel core

Unwrap the coil

Remove the core

Use a battery with lesser voltage

Connect two batteries together then add the wire to each end

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

An electric motor is a device that converts _____ energy into _____ energy.

Electrical

Inertia

Electrical

Mechanical

Mechanical

Electrical

Potential

Kinetic

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-3

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is NOT an essential component of electromagnets?

Battery

Coil wire

Magnetic core

Metal paperclips

5.

LABELLING QUESTION

1 min • 1 pt

Label the parts of the electromagnet.

a
b
c
d

solenoid

wire

voltage source

iron core

6.

DROPDOWN QUESTION

1 min • 1 pt

Media Image

Which of these is a way to make an electromagnet stronger?​ ​ ​ ​ (a)  

wrapping the wire around the iron core more

putting a switch in the electrical circuit

replacing the copper wire with plastic wire

replacing the iron core with a copper core

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is used to measure electromagnet strength?

Voltage Breaker

Transformer

Galvanometer

Electric Generator

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