Stemscopes Electric and Magnetic Forces

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.

Tags

NGSS.3-PS2-3

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?

Tags

NGSS.3-PS2-3

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

Tags

NGSS.3-PS2-1

NGSS.3-PS2-3

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.

• 
• 
• 
• 

Tags

NGSS.3-PS2-3

NGSS.3-PS2-4

Which object demonstrates the way a magnet is used?

• 
• 
• 
• 

Tags

NGSS.3-PS2-3

Which OBJECTS demonstrates the way a magnet is used?

• 
• 
• 
• 

Tags

NGSS.3-PS2-3

The _________ of magnetism is applied when a magnet pulls a paperclip toward it.

• force

• distance

Tags

NGSS.3-PS2-3

After rubbing a balloon on my hair, the ____________ bewteen them causes my hair to be pulled toward the balloon.

• orientation

• interaction

Tags

NGSS.3-PS2-3

There is a ________________ between a magnet and an iron nail that causes the nail to be pulled toward the magnet.

• relationship

• orientation

Tags

NGSS.3-PS2-3

One of the ____________ of a magnet is that is a solid.

• interactions

• properties

Tags

NGSS.5-PS1-3