Atomic Timeline

The model shown in the picture was developed by:

• Thomson

• Dalton

• Rutherford

• Heisenberg

Tags

NGSS.HS-PS1-8

The model shown in the picture was developed by:

• Einstein

• Dalton

• Rutherford

• Thomson

Who created this model?

• Democritus

• Dalton

• Chadwick

• Aristotle

What is the name of the model shown in the picture?

• nuclear model

• billiard ball/solid sphere

• planetary

• electron cloud

Tags

NGSS.MS-PS1-1

First person to propose the concept of an atom

• Rutherford

• Democritus

• Dalton

• Bohr

Who is known as the father of modern atomic theory?

• Niels Bohr

• Albert Einstein

• John Dalton

• Ernest Rutherford

Which scientist discovered the electron?

• J.J. Thomson

• Ernest Rutherford

• Niels Bohr

• James Chadwick

What experiment led to the discovery of the nucleus?

• Gold foil experiment

• Oil drop experiment

• Cathode ray experiment

• Double-slit experiment

Which model of the atom describes electrons orbiting the nucleus in fixed paths?

• Plum pudding model

• Bohr model

• Quantum mechanical model

• Rutherford model

What is the main idea of Dalton's atomic theory?

• Atoms are indivisible and indestructible

• Atoms contain electrons

• Atoms have a nucleus

• Atoms are mostly empty space

Tags

NGSS.HS-PS1-7