Forces of Magnetism

What type of magnet is always magnetic?

• a) Temporary magnet

• b) Permanent magnet

• c) Electromagnet

• d) Super magnet

Which type of magnet only works when electricity is flowing?

• a) Electromagnet

• b) Permanent magnet

• c) Temporary magnet

• d) Fridge magnet

What happens when two North Poles of a magnet are brought together?

• a) They attract each other

• b) They repel each other

• c) They combine into one magnet

• d) They stop being magnetic

Which statement about magnet poles is true?

• a) Opposite poles attract, like poles repel

• b) Like poles attract, opposite poles repel

• c) Magnets only have one pole

• d) Magnetic poles can change randomly

What is a magnetic field?

• a) A visible force field around a magnet

• b) An invisible area around a magnet where its power works

• c) The space between two magnets

• d) The weight of a magnet

Which of the following is a real-world use of magnets?

• a) In earbuds to help produce sound

• b) In MRI scanners to help doctors see inside the body

• c) In Maglev trains to help them float

• d) All of the above

What is the invisible area called around a magnet?

• Electricity

• Magnatism

• Magnetic Field

• Power

What special machine does a doctor use with magnets?

• X-Ray

• MRI

• Microscope

• Blood Pressure Cuff