Magnet Flashcards

Front

what type of force is magnetism

Back

non-contact force

Front

what happens when two like poles get close to each other

Back

they repel

Front

what happens when opposite poles are facing each other

Back

they attract

Front

where is a magnet's field strongest

Back

at the poles

Front

magnetic field lines show

Back

the directions and strength of magnetic force

Front

magnetic forces get stronger when magnets are

Back

closer together

Front

in the digital scale station, the force of repulsion was shown by

Back

the scale number increasing

Front

electromagnets become stronger when you

Back

add more coils or increase the current

Front

why do junkyard cranes use electromagnets instead of permanent magnets

Back

because they can turn on and off to pick up and drop metal

Front

maglev trains float because

Back

magnetic repulsion lifts the train