PS 02 | Atomic Theory | 19 Qs

Scientist stated that all matter is made of atoms that cannot be created or destroyed. All atoms for an element are identical.

• Dalton
• Chadwick
• Bohr
• Thomson
• No choice is correct

Tags

NGSS.HS-PS1-7

Nickname for Dalton's Model

• Billiard Ball Model
• Dalton
• Planetary model
• Electron Cloud
• No choice is correct

Dalton proposed the earliest scientific model of an _______

• Atom
• Billiard Ball Model
• Dalton
• Thomson
• No choice is correct

Scientist stated that atoms are positive spheres with negative electrons embedded throughout it.

• Thomson
• Atom
• Billiard Ball Model
• Dalton
• No choice is correct

Nickname for Thomson's model of an atom.

• Plum pudding model
• Thomson
• Atom
• Billiard Ball Model
• No choice is correct

Atoms have a dense positive core made of protons called the nucleus. The electrons are separate and far to the outside of the nucleus.

• Rutherford
• Plum pudding model
• Thomson
• Atom
• No choice is correct

Tags

NGSS.HS-PS1-8

Nickname for Rutherford's model of an atom.

• Nuclear Model
• Rutherford
• Plum pudding model
• Thomson
• No choice is correct

Discovered that the nucleus of an atom contains another particle that is uncharged. He gave it the name "neutron".

• Chadwick
• Nuclear Model
• Rutherford
• Plum pudding model
• No choice is correct

Tags

NGSS.HS-PS1-8

An atom's electrons move around the nucleus in different orbits, closer or further away according to their energy.

• Bohr
• Chadwick
• Nuclear Model
• Rutherford
• No choice is correct

Nickname for Bohr's model of an atom.

• Planetary model
• Bohr
• Chadwick
• Nuclear Model
• No choice is correct