Please help me on some physical science questions?! Sorry to post here, but really need help. WILL FAN AND GIVE MEDAL.

Question

kmullis6 · Answer

If you were asked to describe metals and magnetism you could say

non–paired electrons spin in opposite directions in all metals, creating a magnetic field.

metals are magnets because they have more electrons than non–magnetic materials.

metals can become magnetic if they have many spinning electrons that create magnetic fields.

the electrons in some metals pair up to create a magnetic field.

anonymous · Answer

I would say a