Unit 3 Review: 6th Grade
What's the name of this part?
a coil
What's inside of the second coil? Which coil acts as a stronger magnet? Which one is an electromagnet?
The coil with the iron rod inside is a stronger magnet. It's an electromagnet because it's magnetic only when an electric current passes through the coil.
Electricity produces ... and magnetism produces ...
magnetism; electricity