Atomic history quiz

Who was the first contributor to the atomic theory?

• John Dalton

• Ernest Rutherford

• JJ Thompson

• Democritus

• Neils Bohr

What is the correct order of scientists in order of their work related to the atomic theory from earliest to most recent?

• Neils Bohr, Ernest Rutherford, JJ Thomson, John Dalton, & Democritus

• JJ Thomson, John Dalton, Neils Bohr, Ernest Rutherford, & Democritus

• Democritus, John Dalton, JJ Thomson, Ernest Rutherford, and Neils Bohr

• John Dalton, Neils Bohr, JJ Thomson, Democritus, & Ernest Rutherford

What was JJ Thomson responsible for finding?

• protons
• neutrons
• nucleus
• electrons

What is Niels Bohr responsible for discovering?

• That electrons are inside the nucleus
• That electrons are in fixed orbits around the nucleus
• That electrons are small
• That electrons are negative

Ernest Rutherford discovered that the atom was mostly _________________ and has a _______________ charged nucleus.

• empty space, positively
• empty space, negatively
• full of protons, positively
• full of neutrons, negatively

Tags

NGSS.HS-PS1-8

JJ Thomson found that the cathode ray tubes were ________________ because they were attracted to the positive side of a magnet. 

• positive
• negative
• neutral

Tags

NGSS.HS-PS2-5

Which experiment taught us that atoms are mostly empty space and have a positively charged nucleus?

• Plum Pudding Model
• Cathode Ray Tube
• Gold Foil Experiment
• Planetary Model

In Dalton's Atomic Theory, all elements consist of __________ that cannot be divided.

• Atoms
• Parts
• Molecules
• Hydrogen

Tags

NGSS.MS-PS1-1

In the Thomson Model, he discovered the existence of what particle?

• Electrons
• Protons
• Neutrons
• Quarks

Which model is this?

• Thomson Model
• Cloud Model
• Bohr Model
• Rutherford Model