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- 1. Multiple Choice
A magnet will pick up an object that is made of...
plastic
iron or steel
glass
copper
- 2. Multiple Choice
The strongest parts of the magnet are ...
fronts
backs
poles
middle
- 3. Multiple Choice
What would happen is a north pole of a magnet came close to a north pole of another magnet?
they would be attracted to each other
they would be repelled from each other
- 4. Multiple Choice
The area around a magnet is called the .....
attraction zone
work area
magnetic field
hot zone
- 5. Multiple ChoiceA north pole and a south pole will attract.TrueFalse
- 6. Multiple ChoiceTrue or False: All metals stick to magnets.TrueFalse
- 7. Multiple Choice
Why does the compass needle move at different locations?
Because the needle is attracted to the magnetic field produced by the magnet
Because north is up
Because it is being attracted to the Magnetic North Pole
Because north is down
- 8. Multiple Choice
Every magnet has a:
East and West pole
North and South pole
East and South pole
North and West pole
Chicago and Saint pole
- 9. Multiple ChoiceThe picture is an example of an:Electric circuitElectromagnetElectric nailElectric power cell
- 10. Multiple Choice
These magnetic domains are:
strongly magnetized
slightly magnetized
unmagnetized
- 11. Multiple Choice
To make this electromagnet stronger you could:
use less wire
have fewer wire coils around the nail
have more wire coils around the nail
use a plastic core
- 12. Multiple ChoiceWhat is true about electricity and magnetic fields?Electricity is needed to create any magnet.Electricity always creates a magnetic field.Electricity is stronger than a magnetic field.Electricity prevents magnetic fields from occurring.
- 13. Multiple ChoiceA compass needle responds to a magnetic field, because the compass needle is aA. generator.B. motor.C. magnet.D. transformer.
- 14. Multiple ChoiceAre the magnetic field lines in the picture correct?Yes, because they point from north to south.No, because they point from north to south (they're supposed to go the other way).Yes, because the North pole is on the left in all pictures.No, because the North pole is on the left in all pictures (it's supposed to be on the right).
- 15. Multiple ChoiceWhy does a compass needle point north?The compass is a bar magnetBecause north is upBecause it's magicIt lines up with the Earth's magnetic field
- 16. Multiple ChoiceElectric current flowing through a wire producesstatic electricityan open circuita permanent magneta magnetic field
- 17. Multiple Choice
When running a current through a wire, what do the blue lines represent?
The wire spinning
A magnetic field that was created
Electrons leaving
Electricity
- 18. Multiple Choice
Which one represents the magnetic field lines of magnets repelling?
A
B
- 19. Multiple Choice
Which one represents the magnetic field lines of magnets attracting?
A
B
- Answer choicesTagsAnswer choicesTags