Magnets

• A crane with a ------------ attached to its end can pick up pieces of iron from a junkyard.

The shepherd __________ is said to have discovered natural magnets.

The natural rock that attracts iron is called __________.

Magnetite contains the element __________.

A bar magnet attracts more iron filings at its __________.

A magnet loses its properties when it is __________ or dropped from a height.

The process of making a magnet by rubbing iron against another magnet is called __________.

• How do magnets play an essential role in our daily lives? Provide at least three examples and explain their importance.

What happens when you break a bar magnet into two pieces? Explain why this occurs.

What factors can cause a magnet to lose its magnetism over time?