Electromagnetism
Authored by Celeena Remmers
Physics
5th - 8th Grade
Used 42+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How could you increase the strength of an electromagnet?
increase the number of turns in the coil of wire
use more current
use a larger bar
All of the above
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Which ONE of the following is the correct option for the fill in the blank: wire, clapper, or magnets?
An electromagnet is stronger if there are more turns in the coils of (a) .
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Which ONE of the following is the correct option for the fill in the blank: solenoid, wire, or magnet?
An electromagnet is a (a) wrapped around a bar of iron or other ferromagnetic materials.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Electromagnets are the strongest of all magnets
True
False
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A crane operator drops the cargo by turning off the electric current to the electromagnet.
True
False
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Electromagnets can be controlled by controlling the electric current.
True
False
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A solenoid is a coil of wire with electric current flowing through it, which gives it a magnetic field
True
False
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