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- 1. Multiple Choice
What will happen when these magnets are brought close together?They will attract each other.They will repel each other.Both magnets will turn to the leftBoth magnets will turn to the right - 2. Drag and DropMagnets have a north and a south
(a)poleshapecolorregion - 3. Drag and Drop
Iron, Nickel and cobalt are all (a) materials
magneticShinypolescold - 4. Multiple Choice
Where on a magnet is the magnetic force the strongest?
at the poles
in the middle
above the magnet
below the magnet
- 5. Drop DownWhich object would a magnet attract?
(a)a metal paper clipa glass bottlea piece of papera rubber eraser - 6. Drag and Drop
A magnet will attract scissors if the scissors contain (a)
ironCopperplasticpaperglass - 7. Multiple ChoiceWhat happens when two north poles of a magnet are placed together?
they repel
they attract
they cancel each other out
the strength of the magnet is doubled
- 8. Multiple Choice
True or False: All metals are attracted to magnets
True
False
- 9. Multiple ChoiceWhich of the following is true about a bar magnet?
Its magnetic field is strongest near its center.
It is surrounded by a magnetic field.
The north pole is stronger than the south pole.
The south pole is stronger than the north pole.
- 10. Multiple ChoiceThis is a picture of a ________________ magnet.barcirclehorseshoepaddle
- 11. Drop Down
A north pole and a south pole will pull toward each other.
(a)TrueFalse - 12. Drag and DropMagnetism is a type of
(a)forcebookplantanimal - 13. Drag and DropWhen two magnets attract, they
(a)pull togetherpush apartchange colorget colder - 14. Drop DownThe force of magnetism can go through many materials.
(a)TrueFalse - 15. Drag and Drop
Iron filings can be used to show (a) which is where the magnetic force occurs,
magnetic fieldpolestemporary magnetsforce - 16. Multiple ChoiceThe force of magnetism is stronger when magnets are ________________
cold
round
closer together
farther apart
- 17. Multiple Choice
Does a plastic straw stick to a magnet?
no
yes
- 18. Multiple ChoiceWhich statement is true?
All Magnets have a North and South Pole
All magnets can attract large objects
Magnets can not pull through Solids.
All Magnets have the Same shape and Size
- 19. Multiple ChoiceWhich part of the Magnet is Strongest?CenterSidesPoles
- 20. Multiple ChoiceMagnets are _____ to objects that contain Iron, Nickel, Cobalt or SteelAttractedRepelled
- 21. Multiple ChoiceThe Earth is the Largest Magnet of All.TrueFalse
- 22. Multiple Choice
A student has four items - an iron bar, a light bulb, a battery, and wire. Which of these items does the student need to make an electromagnet?
a. battery, iron bar, wire
c. iron bar, light bulb, and wire
c. iron bar, light bulb, and wire
d. iron bar, light bulb, and battery
- 23. Multiple Choice
Which is a property of electromagnets AND bar magnets?
a. include an electric source
b. created by an electric current
c. have a north pole and a south pole
d. have a magnetic field that can be strengthened or weakened
- 24. Drop Down
Which of these is a way to make an electromagnet stronger? (a)
wrapping the wire around the iron core moreputting a switch in the electrical circuitreplacing the copper wire with plastic wirereplacing the iron core with a copper core - 25. Multiple Choice
An electromagnet can only work if it has _____________
magnetic poles
a switch
electric current
a bar magnet
- 26. Multiple Choice
How is an electromagnet different from a bar magnet?
An electromagnet has only one pole
An electromagnet does not attract iron
an electromagnet can be turned on and off
an electromagnet does not have a magnetic field
- 27. Multiple Choice
A junkyard needs a magnet to separate iron and nickel scraps from other items. The scraps will be placed in a container for recycling. A manager is deciding whether to purchase an electromagnet or a bar magnet. Which is the BEST reason to choose an electromagnet or a bar magnet?
An electromagnet because it attracts iron and nickel
A bar magnet because it is a permanent magnet
A bar magnet because it is stronger than an electromagnet
An electromagnet because it can be turned on and off
- 28. Match
Match the following to push away from
Magnetic field
A magnet has two regions where the force is the strongest
poles
the push or pull of a magnet and magnetic object
repel
the area around a magnet where the push or pull is felt
attract
the pull toward
magnetic force
- Answer choicesTagsAnswer choicesTags