LFC4ever

What are the two main types of magnets?

• North magnets and South magnets

• Strong magnets and Weak magnets

• Permanent magnets and electromagnets

• Metal magnets and Plastic magnets

Which type of magnet is also known as a permanent magnet?

• Alnico magnet

• Electromagnet

• Ferrite magnet

• Temporary magnet

What is a magnetic field?

• The force of gravity between two objects

• A type of metal used in construction

• A region around a magnetic material or a moving electric charge within which the force of magnetism acts.

• The sound produced by a vibrating guitar string

How is the direction of a magnetic field represented?

• By musical notes

• By cooking recipes

• By lines of force or magnetic field lines

• By traffic signals

What are the two ends of a magnet called?

• North pole and south pole

• Front and back

• Top and bottom

• Left and right

What happens when the opposite poles of two magnets are brought close to each other?

• They will attract each other

• They will repel each other

• They will explode

• They will merge into one magnet

Name two common uses of magnets in everyday life.

• Refrigerator doors and magnetic toys

• Television screens and cell phones

• Microwave ovens and light bulbs

• Pencils and paper clips

How are magnetic materials different from non-magnetic materials?

• Magnetic materials have no effect on magnets and cannot be magnetized.

• Non-magnetic materials are attracted to magnets and can be magnetized.

• Magnetic materials repel magnets and cannot be magnetized.

• Magnetic materials can be attracted to magnets and can be magnetized.

What are the two main types of magnetic materials?

• north and south

• positive and negative

• ferromagnetic and paramagnetic

• iron and steel

Which type of magnetic material is commonly used in making refrigerator magnets?

• Diamagnetic materials

• Non-magnetic materials

• Antiferromagnetic materials

• Ferromagnetic materials