Forces Review

A  north pole will attract another magnet's ________ pole.

• south

• north

• east

• west

A compass uses the _________ field of the Earth.

• magnetic

• south

• electric

Which causes a shock when a person touches a doorknob?

• static electricity

• motion

• force

Static electricity might cause a shock to a person touching which object?

• iron or metal door knob

• plastic

• wooden chair

Your papers keep falling off the refrigerator door. How could you solve this problem?

• attach metal clips to a magnet

• hold them up with your hand

• throw the papers away

A magnet _________ paper clips and ___ _____iron filings.

• attracts, attracts

• repels, repels,

• attracts, repels

Tags

CCSS.RI.2.3

CCSS.RI.2.5

CCSS.RI.3.3

CCSS.RI.3.5

CCSS.RI.4.5

What are some examples of how magnets can be used to solve a problem?

• A magnetic latch keeps a cabinet door closed.

  A person uses a magnet to attach a note to a refrigerator.

  
  

• magnets cannot help us solve problems.

• A person uses a magnet to hold a note on a wooden door.

What is an object that would be attracted to a magnet?

• an iron nail

• a piece of paper

• a sock

True or False:  A positive charge will attract a

positive charge.

• False

• True

Which is an example of static electricity in nature?

• the sun

• lightening

• the moon