
Motors and Generators
Quiz
•
Physics
•
8th Grade
•
Hard
+3
Standards-aligned
Jesus Hernandez
FREE Resource
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12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is an electric motor?
A device that converts heat energy into mechanical energy
A device that converts light energy into electrical energy
A device that converts mechanical energy into electrical energy
A device that converts electrical energy into mechanical energy
Tags
NGSS.HS-PS3-3
NGSS.HS-PS3-5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does an electric motor work?
By using the principles of sound waves
By using the principles of chemical reactions
By using the principles of magnetism and electricity
By using the principles of gravity
Tags
NGSS.HS-PS2-5
NGSS.HS-PS3-2
NGSS.HS-PS3-5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does increasing the current affect the speed of rotation of an electric motor?
It increases the speed of rotation
It has no effect on the speed of rotation
It decreases the speed of rotation
It reverses the direction of rotation
Tags
NGSS.HS-PS2-5
NGSS.HS-PS3-5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do step-up transformers do to a circuits voltage?
Increase it
Decrease it
No affect on voltage
Drop it to 0
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Choose all of the generators
Tags
NGSS.HS-ETS1-2
NGSS.HS-PS3-3
6.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Choose all of the motors.
Tags
NGSS.HS-ETS1-3
NGSS.HS-PS3-3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Generators are devices that convert _____ energy into _____ energy.
Tags
NGSS.HS-PS3-3
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