8th Grade Atoms

Front

An electron has a ___________ charge.

Back

negative

Front

All matter is composed of __________.

Back

atoms

Front

Negative charge, found orbiting nucleus, mass is almost zero: __________.

Back

electron

Front

The nucleus of the atom has __________ and __________ in it.

Back

protons and neutrons

Front

__________ is anything that has mass and takes up space.

Back

matter

Front

The center of an atom is called the __________.

Back

nucleus

Front

Protons have a __________ charge.

Back

positive

Front

Neutrons have a __________ charge.

Back

neutral

Front

The atomic number of an element is determined by the number of __________ it has.

Back

protons

Front

The mass of an electron is approximately __________ compared to protons and neutrons.

Back

almost zero