Front

Three main parts of an atom

Back

Protons, neutrons, electrons

Front

Location of protons and neutrons

Back

In the nucleus

Front

Charge of a proton

Back

Positive

Front

Two protons near each other

Back

Repel each other

Front

What holds an atom together?

Back

Attraction between electrons and protons

Front

Electron cloud model of hydrogen atom

Back

Region where electron is most likely to be

Front

Rubbing plastic strip

Back

Electrons move from skin to plastic

Front

Two plastic strips repel each other

Back

Because they have like charges

Front

Balloon rubbed on hair/clothes

Back

Negatively charged

Front

Balloon rubbed = negatively charged

Back

Attracts piece of paper