What are atoms?

How many types of atoms are there?

How many atoms are natural?

How many atoms are man made?

What are molecules?

What is a crystal lattice?

What is a element?

What is an anion?

What is a cation?

What is a proton?

What is a neutron?

What is a subamotic particle?

What is an electron?

What is an atomic number?

What is a mass number?

What is an ion?

What is nucleus?

What is the force that attracts electrons to the nucleus?

What is the force that makes protons repel each other?

What is the force that holds protons together in the nucleus?