WorksheetsStemscopes Electric and Magnetic Forces
Total questions: 15
Worksheet time: 8mins
Two magnets pull on each other. What can make the magnets pull with LESS force?
Add heat to one magnet.
Use two stronger magnets.
Turn both magnets around.
Move magnets farther apart.
If we want to test the strength of electrical forces between a pair of charged objects, which of the following questions should we ask?
Are the objects made up ot the same material?
How much mass does each object have?
What happens when the objects are moved farther apart?
Does the object sink or float in water?
Students rubbed a balloon across a square carpet to give it an electrical charge. They found the charged balloon could pick up pieces of paper.
What data could they collect to decide if the electric charge is getting stronger?
The length and width of the balloon
The size of the piece of carpet
The number of pieces the paper picked up
The distance the balloon was rubbed
Students attach magnets to toy race cars. They want one car to push another car without touching it. How can the students arrange two cars so they will push each other without touching.
Which object demonstrates the way a magnet is used?
Which OBJECTS demonstrates the way a magnet is used?
The _________ of magnetism is applied when a magnet pulls a paperclip toward it.
force
distance
After rubbing a balloon on my hair, the ____________ bewteen them causes my hair to be pulled toward the balloon.
orientation
interaction
There is a ________________ between a magnet and an iron nail that causes the nail to be pulled toward the magnet.
relationship
orientation
One of the ____________ of a magnet is that is a solid.
interactions
properties
The orientation of two magnets causes them to ________________, which means to PULL together.
attract
repel
The orientation of two magnets causes them to ______________, which means to PUSH apart,
attract
repel
Which objects could NOT be picked up with a magnet?
a paper clip
scissors
a rubber ball
a nail
Which EXAMPLES are a time you might experience static electricity?
sliding across the floor in socks and shocking someone
clothes being stuck to each other when they come out of the dryer.
lightning
rubbing a balloon in your hair
When could a magnet be useful?
when you're taking a science test
finding nails
picking up paperclips
holding papers to a magnetic surface
