15 questions
A particle in an atom with a negative charge is a(n)
proton
neutron
electron
nucleus
When the magnetic fields of two or more magnets overlap, the result is a(n)
magnetic domain
magnetic force
single magnetic field
combined magnetic field
A material that shows strong magnetic properties is a(n)
ferromagnetic
temporary
proton
neutron
A combination of several metals is called a(n)
iron
ferromagnetic
alloy
combined magnets
A positively charged particle in an atom is a(n)
electron
proton
nucleus
neutron
Same poles...
attract
repel
Which of the following is not ferromagnetic?
nickel
copper
iron
cobalt
A(n)__________is an example of one of about 100 substances that make up all matter.
element
atom
nucleus
electron
A group of atoms with their magnetic fields aligned is called a(n)
magnetic field
ferromagnetic
temporary magnet
magnetic domain
A magnet can be destroyed by
freezing it
heating it
rubbing it with garlic
breaking it in half
Poles that are different
attract
repel
Which particles are in the center of a nucleus?
neutrons and electrons
electrons and protons
protons and neutrons
just protons
In non-magnetized material, electrons
pair up
spin alone
do not exist
Magnets are strongest at the
center
north pole only
south pole only
poles
Materials that are not currently magnetized but could be
cannot even form domains
usually float like a top
have only one pole
have magnetic domains arranged randomly