Magnetism
what repels a south pole magnet
south pole
what does repel mean
to push something away from itself
what is a magnetic field?
the space around a magnet
iron, cobalt, nickel and other metals
do the north and south poles of magnets attract or repel?
attract
will 2 positively charged objects attract or repel each other?
repel
is magnetism force a contact force or non contact force?
non-contact
what is an example of a large shock source
lightning
what are the two types of magnets?
temporary and permanent
how does a material charge up
if one material is rubbed against another
as you get closer to a magnet, the size of the magnetic force increases. true or false
false
list 3 magnetic items
is a magnet strongest or weakest at the pole?
strongest
how is electric charge discharged
by giving it a way to drain its electrons into the ground
what is the strongest part of the magnet
the poles
what are the 3 different types particles that make up an atom?
protons, neutrons, and electrons
in metals such as iron, nickel and cobalt, what are the tiny magnetic particles called?
domains
what creates lightning?
what is an aurora?
it's caused by the sun's charged particles colliding with the earths' gases in the atmosphere
what is the machine with static electricity called?
van de graaff generator