Magnetism

What are non-magnetic objects?

• Objects that are pulled by a magnet
• Objects that are attracted to magnets
• Objects made of iron, cobalt, nickel, or steel
• Objects that are not pulled by a magnet

What do magnets do in trains and train tracks?

• Keep refrigerator doors closed
• Slow down roller coasters
• Create a magnetic picture
• None of the above

What are the properties of magnets?

• They have an invisible force
• They are made from iron, nickel, steel or cobalt
• They have a north end and a south end
• All of the above

What is the full name of the medical imaging technique (MRI) that uses magnets?

• Magnetic Resonance Imaging
• Magnetic Picture Imaging
• Magnetic Device Imaging
• Magnetic Imaging Technique

Which metals are magnetic?

• Platinum and titanium
• Gold and silver
• Iron, cobalt, nickel, and steel
• Aluminum and copper

What are magnetic objects?

• Objects that are pulled by a magnet
• Objects made of iron, cobalt, nickel, or steel
• Objects that are attracted to magnets
• Objects that are not pulled by a magnet

What determines the strength of a magnet?

• The size of the magnet
• The material the magnet is made of
• The shape of the magnet
• All of the above

What is magnetism?

• A shape of a magnet
• A type of energy
• A type of metal
• A force that attracts or repels other materials

What are the two ends of a magnet called?

• Front and back
• North and south
• Top and bottom
• East and west

What do magnets do in electronic devices?

• Create a magnetic picture
• Keep refrigerator doors closed
• Clean roads
• None of the above