The building blocks that make up all matter are
The _________is the center of the atom.
The place around the nucleus of an atom is called the
Oxygen has an atomic number of 8. This means than an atom of Oxygen has _______protons.
Carbon has an atomic number of 6. This means that an atom of Carbon has ________electrons.
List the three subatomic particles.
A proton has a positive charge.
A neutron has no charge.
An electron has no charge.