Science Review

The word "atom" comes from the Greek word...

• Atomos
• Atomus
• Atamos
• Atoms

Which person promoted the theory that all nature could be understood in terms of the movement of atoms?

• Dimitri Mendeleev
• John Dalton
• Democritus
• Ernest Rutherford

In ancient times, many elements were known. Most of the names of these elements are from ____ words.

• Spanish
• French
• Latin
• English

Who proposed the Atomic Theory?

• Democritus
• Ernest Rutherford
• Dimitri Mendeleev
• John Dalton

The Atomic Theory stated that:

• Some matter is composed of atoms, all atoms of the same element are identical, atoms of different elements are the same, and Atoms unite in indefinite ratios to form compounds
• All matter is composed of atoms, All atoms of the same element are identical, atoms of different elements are different, and atoms unite in definite ratios to form compounds
• No matter is composed of atoms, all atoms of the same element are identical, atoms of different elements are similar, and atoms unite in definite ratios to form compounds
• All matter is composed of atoms, all atoms of the same element are identical, atoms of different elements are the same, and atoms unite in definite ratios to form compounds

Tags

NGSS.HS-PS1-7

Who's periodic table classified and sorted elements based on common properties? This table had 62 elements and left space for 20 not discovered yet. 

• J.J. Thompson
• Ernest Rutherford
• Dimitri Mendeleev
• Democritus

Tags

NGSS.HS-PS1-1

In the early periodic table, how many elements had not yet been filled in?

• 32
• 20
• 16
• 17

In the early periodic table, the elements were arranged in order of...

• Mass Number
• Electron Number
• Neutron Number
• Atomic Number

What proved the early periodic table to be a good model?

• The fact that the elements were proved to be elements
• The fact that the scientist that created it was the most advanced in his time
• The discovery of atoms to fill the blank spaces
• The fact that the theory of the periodic table was proven

Who discovered the electron in 1897?

• Ernest Rutherford
• James Chadwick
• J.J Thompson
• Dimitri Mendeleev