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