End of module 3 Review Packet

Front

Where are the Electrons found in the structure of an atom?

Back

In spaces around the nucleus.

Front

What particle in the atom has no charge and a mass of 1?

Back

Neutrons.

Front

Who came up with the first atomic theory?

Back

Dalton.

Front

What is fission?

Back

The process of splitting an atom.

Front

What type of nuclear reaction combines smaller particles into a larger one?

Back

Fusion.

Front

What is the nucleus of an atom?

Back

The central part of an atom, containing protons and neutrons.

Front

What is an electron?

Back

A negatively charged particle found in the spaces around the nucleus.

Front

What is a proton?

Back

A positively charged particle found in the nucleus of an atom.

Front

What is the mass number of an atom?

Back

The sum of protons and neutrons in the nucleus.

Front

What is atomic number?

Back

The number of protons in the nucleus of an atom.