Magnet Test 4th grade
4th grade magnet test in state of VA.
Terms in this set (13)
Objects attracted to materials made of iron and steel.
Magnet that keeps its magnetism for a long time (made in a store).
Magnet that does not keep its magnetism for a long time (magnetized iron nail).
Lines of Force
Lines that form a pattern showing the size and shape of a magnetic force field.
Magnetized device that points to directions.
Space around a magnet where a magnet's force can act.
Which materials are attracted to a magnet?
steel, cobalt, nickel, iron, metal, nails, staple, fridge, key, washer, wrench
Which materials are not attracted to a magnet?
plastic, paper, cardboard, wood, cotton, walls, rubber, coins, glass, foil, yarn
If two magnets were placed together with their north poles facing each other, would they attract or repel?
If two magnets were placed together with their north andsouth poles facing each other, would they attract or repel?
Where are magnets strongest?
at the poles
How can you make a temporary magnet?
by striking something that attracts a magnet on a magnet
Through what materials can a magnet's magnetism pass through?
paper, plastic cup, foil, plastic wrap, and Kleenex