Question

chapter 23 \electricity and magnetism\ test
match the terms with the descriptions.
a stone that attracts iron.
it affects only objects that have magnetic domains.
a group of atoms with aligned magnetic poles.
earths magnetic field.
it weakens as you get farther from the magnetic poles.
magnetic domain magnetic field magnetic force magnetosphere

Explanation:

1. A stone that attracts iron is a magnetite.
2. Magnetic force affects only objects that have magnetic domains.
3. A group of atoms with aligned magnetic poles is a magnetic domain.
4. Earth's magnetic field is part of the magnetosphere.
5. A magnetic field weakens as you get farther from the magnetic poles.

Answer:

1. Magnetite
2. Magnetic Force
3. Magnetic Domain
4. Magnetosphere
5. Magnetic Field