Atomic Theory

Front

What is the difference between a scientific law and a scientific theory?

Back

A theory explains why something happens and a law describes a pattern found in nature.

Front

What did Bohr's atomic theory model look like?

Back

Electrons orbiting the nucleus like the planets around the sun.

Front

If oxygen-16 has 8 protons, how many neutrons does it have?

Back

8

Tags

NGSS.MS-PS1-1

Front

This scientist used gold foil in his experiments and his model was called the 'Nuclear (Atom) Model.' Who is he?

Back

Rutherford

Front

Which scientist described atoms as interacting in whole ratios?

Back

Dalton

Front

What is an atom?

Back

The basic unit of a chemical element, consisting of a nucleus surrounded by electrons.

Tags

NGSS.MS-PS1-1

Front

What is the nucleus of an atom?

Back

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

Front

What are protons?

Back

Positively charged particles found in the nucleus of an atom.

Front

What are neutrons?

Back

Neutral particles found in the nucleus of an atom.

Front

What are electrons?

Back

Negatively charged particles that orbit the nucleus of an atom.

Tags

NGSS.MS-PS2-3