Magnetism

Where is the aurora borealis found?

• along the equator

• Northern Hemisphere

• Southern Hemisphere

When does a magnetic domain occur?

• when a magnet is destroyed

• when a new magnet is created

• when the magnetic fields of atoms are aligned

• when more than one magnet interacts with each other

Which of the following has a positive charge?

• neutron

• electron

• proton

What is found in the outer region of an atom?

• protons

• neutrons

• electrons

What is a magnetic pole?

• the area of magnetic force around a magnet

• invisible lines that map out the magnetic field

• any material that attracts iron

• each end of a magnet

The Van Allen belts are located between 1,000 km and 25,000 km above Earth's Surface.

• True

• False

The Ancient Greeks first discovered magnetic rocks.

• True

• False

What attracts magnets?

• plastic

• iron

• wood

• paper

Which of the following has a positive charge?

• neutron

• proton

• electron

Which of following is a device that has a magnetized needle that spins freely?

• ferromagnetic material

• temporary magnet

• atom

• compass