Understanding Magnets

What metals are magnets typically made from?

• Iron, steel, and nickel

• Copper, aluminum, and silver

• Gold, platinum, and zinc

• Lead, tin, and mercury

Tags

NGSS.MS-PS2-5

What happens when you sprinkle tiny pieces of iron around a magnet?

• They form a pattern around the magnet

• They dissolve into the air

• They change color

• They become non-magnetic

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What is the term for the lines of force around a magnet?

• Magnetic field

• Electric field

• Gravitational field

• Thermal field

Tags

NGSS.MS-PS2-3

What happens when the north end of one magnet is placed near the south end of another magnet?

• They attract each other

• They repel each other

• They become neutral

• They lose their magnetism

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which of the following materials will not stick to a magnet?

• Cotton

• Iron

• Nickel

• Steel

What is required to make a piece of steel into a magnet?

• Bringing it close to another magnet

• Heating it to a high temperature

• Cooling it in liquid nitrogen

• Exposing it to sunlight

What is a characteristic of permanent magnets found in nature?

• They never lose their magnetism unless acted on by a large force

• They can be easily demagnetized by small forces

• They are only magnetic at high temperatures

• They are only found in specific regions of the world