What happens when matter has more negative charges than positive?
it has a negative
If two objects have the same charge, what will happen?
they will repel
What type of material does not allow electric charges to move easily?
insulator
What are the two types of electric charges?
positive charge and negative charge
What occurs between two charged objects that are close to each other?
electric force
What type of materials allow electric charges to move freely?
conductor
What is it called when the number of positive and negative charges is equal?
neutral
What two factors influence the strength of electric forces?
amount and distance
rubber balloon is conductor or insulator?
insulator
Draw a diagram showing a positive charge and a negative charge. What will happen if they are brought together?
they will attract
What happens to the electric force as charged objects move farther apart?
it will be weaker
lightening strike is static discharge.
true or false
true
What do we call the push or pull that charged objects exert on each other
electric force
What happens when you walk on a carpet and then touch a doorknob?
static discharge happen
all matter is made of ........
small particles