Electromagnets and Electric Motors

Quiz
•
Science
•
8th Grade
•
Hard
+5
Standards-aligned
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.
solenoid
voltage source
iron core
wire
6.
DROPDOWN QUESTION
1 min • 1 pt
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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