Question

Why can you use a compass to find North?


Because the Earth has a magnetic field.


Because iron filings have a magnetic field.


Because all metals have a magnetic field.


Because the sun has a magnetic field.

Answers

GPT-4o mini
You can use a compass to find North **because the Earth has a magnetic field**. The compass contains a magnetized needle that aligns itself with the Earth's magnetic field, pointing toward the magnetic North Pole. The other options provided are not accurate explanations for why a compass works.