Atom and Periodic Table - Section 1 8th Grade Quiz Review

How did Rutherford discover the proton?

• Cathode tube ray experiment
• Gold Foil Experiment
• Planetary Model
• Plum Pudding Model

Tags

NGSS.HS-PS1-8

Who stated that all atoms of the same element are exactly alike?

• Democritus
• Dalton
• Thomson
• Borh

Who stated that all atoms of the same element are exactly alike?

• He discovered that every atom was positively charged. 
• He discovered that every element consisted of one type of atom.  
• He discovered that atoms had nuclei. 
• He discovered that atoms could be divided into smaller parts. 

Rutherford's gold foil experiment provided evidence that...

• negative and positive charges are spread evenly throughout the atom.
• alpha particles have a positive charge.
• gold is not a dense as previously thought.
• there is a dense nucleus at the center of an atom.

An atom's overall charge is ________.

• positive 
• neutral
• negative

What does the nucleus of an atom contain?

• Electrons and neutrons
• Protons and neutrons
• Neutrinos and positrons
• DNA and RN

Tags

NGSS.HS-PS1-8

Who came up with this model of an atom? Notice the rings. 

• J.J. Thompson
• Ernest Rutherford
• Neils Bohr
• James Chadwick

Contributes basically no mass to an atom.

• protons
• neutrons
• electrons
• protons and neutrons

Atoms are made up of three basic parts, which are -

• Protons, neutrons, electrons
• neutrinos, protons, neutrons
• quarks, protons, electrons
• electrons, neutrons, and quarks

Protons have this charge -

• positive
• negative
• neutral
• no charge

Tags

NGSS.MS-PS2-3