Unit 2 magnet quiz Flashcards
What does a magnet attract?
Metals made of iron, nickel, cobalt, and steel.
Where can you find magnets in everyday items?
Jewelry, phones, doorbells, computers, credit cards, or toys.
What is it called when two objects pull together?
They attract
What is it called when two objects push away from each other?
They repel
What happens if a magnet is broken in half?
Each magnet gains the missing pole
How are magnetic forces formed?
When it gains or losses electrons
what forms a magnetic domain in a material?
When the electrons move in the same direction.
What determines a magnet’s strength?
The size, proximity to the object, and the material it is made of
What do magnetic field lines show?
The direction and strength of a magnet
What is the Earth’s magnetic field called?
Magnetosphere
Who were the first to discover magnets?
The ancient Greeks
How do some animals navigate and find direction?
With magnetite in their brains.
What do closely spaced magnetic field lines indicate?
A strong magnetic field.
Where are magnetic field lines closest together on a magnet?
At the poles
What does a compass align with?
Earth’s magnetic field.
