When materials rub together and one material becomes negatively charged and one is positively charged, _______ electricity results.
brain
static
family
An atom has an equal number of protons and _______.
butterflies
cups
electrons
Eletrons have a ________ charge of electricity.
brother
negative
table
When materials _____ together and one material becomes negatively charged and one is positively charged, static electricity results.
rub
sit
jump
An atom has an equal number of ______ and electrons.
eyes
protons
tigers
An ________ has an equal number of protons and electrons.
dog
atom
brain
_______ charges attract.
Opposite
English
Bee
Protons have a _________ charge of electricity.
respect
kitchen
positive