Unit 3 Content Quiz 1 (Scientists, Read the PT, Subatomic Part.)

Which scientist developed the 4 Part Atomic Theory?

• Dalton

• Thomson

• Rutherford

• Milikan

What experiment did Thomson perform?

• Cathode Ray Tube

• Oil Drop

• Gold Foil

• Shooting Alpha Particles at Be

Which scientist stated that all elements were identical and were indivisible?

• Democritus
• Dalton
• Thomson
• Borh

Tags

NGSS.HS-PS1-7

Which scientist stated all matter is made up of atoms, the atoms are all the same for one substance, and different for different substances

• Rutherford

• Chadwick

• Dalton

• Bohr

John Dalton stated:

• elements are made of atoms

• atoms of a given element are identical

• atoms cannot be subdivided, created, nor destroyed

• all of the above

Answer explanation

John Dalton's atomic theory includes that elements are made of atoms, atoms of a given element are identical, and atoms cannot be subdivided, created, nor destroyed. Therefore, the correct answer is 'all of the above'.

Tags

NGSS.HS-PS1-7

What did Thomson discover with his experiment?

• electrical charge of electrons

• protons

• electrons

• neutrons

What was the atomic model during Dalton?

• plum pudding

• nuclear

• Bohr ring

• spherical

What model arose from Thomson's Cathode Ray Tube experiement?

• nuclear

• plum pudding

• nuclear

• Bohr ring

What experiment did Milikan perform?

• gold foil

• Oil drop

• cathode ray tube

• reverse cathode ray tube

What was Milikan's discovery

• electrons

• protons

• electrical charge of electrons

• neutrons