motors and generators
Flashcard
•
Science
•
8th Grade
•
Practice Problem
•
Hard
+2
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What do electric generators convert mechanical force into?
Back
Electric current.
Tags
NGSS.MS-PS3-5
2.
FLASHCARD QUESTION
Front
What does a motor convert electrical current into?
Back
Mechanical force.
3.
FLASHCARD QUESTION
Front
What is a generator?
Back
An apparatus for producing gas, steam, or another substance.
4.
FLASHCARD QUESTION
Front
What did Hans Oersted discover?
Back
That a current in a wire could create a magnetic field.
5.
FLASHCARD QUESTION
Front
What materials are needed to make an electromagnet?
Back
A battery, a nail, and wire.
6.
FLASHCARD QUESTION
Front
What is the principle of electromagnetic induction?
Back
The process by which a changing magnetic field can induce an electric current in a conductor.
Tags
NGSS.HS-PS2-5
7.
FLASHCARD QUESTION
Front
What is the difference between AC and DC motors?
Back
AC motors run on alternating current, while DC motors run on direct current.
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