Vocabulary
An object that attracts things made from certain metals is a ________.
Magnet
How many poles does a magnet have?
two
What happens if you place the N and S ends of two magnets near each other?
Many iron filings collect near the ________ of a magnet.
poles
N to N poles
repel
What happens when lightning strikes or a spark jumps?
Built up electric charges move from one object to another
________ is a form of energy.
Electricity
N to S poles
attract
What happens if you move a magnet farther from some metal clips?
The attracting force becomes weaker
What are 3 objects in the classroom that are powered by electrical energy?
Lights, computer, pencil sharpener, projector, etc.
______is a charge that builds up on an object.
Static electricity
S to S poles
repel
What happens when you rub a balloon on your head?
The static electricity causes your hair to raise
______ is a kind of temporary magnet.
Electromagnet
As the distance from the magnet increases there are ________ filings collected.
fewer
What would happen if the north and south poles of a magnet were broken into two parts? Why?
Each part would make its own north and south poles because all magnets have a north and a south pole.