Ch3. How magnets work

Which of the following metal are magnetic?

• Cobalt, Iron, Tin

• Iron, Potassium, Gold

• Cobalt, Iron, Nickel

• Gold, Silver, Platinum

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Metals that are mixed together are called ______, an example is Steel.

Which of the following items magnetic?

• A tin can

• Aluminum Foil

• Cast Iron Frying Pan

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Each atom has...

• Millions of tiny particles

• A north and a south pole

• Metals

• Water

Tags

NGSS.MS-PS1-1

Eric tries to push two magnets together, but they push away. After he flips one magnet, they attract each other. What was the position of the magnets in the first case?

• North/South and North South

• North/South and South/North

• South/North and South/North

• South/North and North/South

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

How can you make a manget?

• By rubbing a metal against another magnet once.

• By rubbing a metal against another metal many times.

• By rubbing a metal against another metal

Which of the following are stronger?

• A fridge magnet

• An electro-magnet

________ trains use electro-magnets to transport passengers at high speeds

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Steel is attracted by magnets because

• Steel is one of the magnetic metals

• Steel has iron, which is magnetic

• Steel has nickle, which is magnetic

• Steel has carbon, which is magnetic

Tags

NGSS.MS-PS1-1

True or False: Motors work because they have magnets in them

• True

• False

Tags

NGSS.MS-PS2-3