Parts & History of an Atom
Authored by Alexis Hudson
Science
9th - 12th Grade
NGSS covered
Used 29+ times
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17 questions
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1.
CATEGORIZE QUESTION
3 mins • 8 pts
Groups:
(a) Dalton
,
(b) Thomson
,
(c) Rutherford
,
(d) Bohr
gold foil experiment
discovered the nucleus
broke substances down and realized the products were always in a fixed ratio
noticed the energies given off were always the same
had 4 postulates
discovered the electron
cathode ray tube
discovered energy levels
Tags
NGSS.MS-PS1-1
2.
CATEGORIZE QUESTION
3 mins • 8 pts
Groups:
(a) Dalton
,
(b) Thomson
,
(c) Rutherford
,
(d) Bohr
discovered the nucleus
discovered the electron
discovered the atom
discovered energy levels
Tags
NGSS.MS-PS1-1
3.
MATCH QUESTION
1 min • 5 pts
Match the following
proved the atom existed
Dalton
nucleus is a positive mass in the middle
Democritus
thought there was an atom
Thomson
electrons are on energy levels
Bohr
electron existed
Rutherford
Tags
NGSS.MS-PS1-1
4.
LABELLING QUESTION
1 min • 3 pts
Label the parts of the atom with the scientist that discovered it
Bohr
Dalton
Rutherford
Thomson
Tags
NGSS.MS-PS1-1
5.
CATEGORIZE QUESTION
3 mins • 11 pts
Organize these options into the right categories.
Groups:
(a) Proton
,
(b) Electron
,
(c) Neutron
equals the mass minus the number of protons
equals the number of protons if it is neutral
if it changes, the element changes
positive
dictate what the element is
neutral
equals the atomic number
negative
dictates the atom's reactivity
dictates the atom's charge
if it changes, the mass of the atom changes
6.
DROPDOWN QUESTION
1 min • 5 pts
Neutrons are (a) and are located (b) .
Electrons are (c) and are located (d) .
Protons are (e) and are located in the nucleus.
7.
DROPDOWN QUESTION
1 min • 3 pts
Neutrons are (a) .
Electrons are (b) .
Protons are (c) .
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