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Discovery of the Atom
Discovery of the Atom
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Answers
1
True of false
: John Dalton discovered the nucleus? S4
False
True
2
Who was know as the "laughing philosopher" because he was really happy when he worked? S1
James Chadwick
Francis Bacon
Aristotle
Democritus
3
Why did people believe Aristotle's theory over Democritus? S1&2
They didn't, they believed Democritus
It was more believable
We could already see and feel those elements
The atom theory was just really believable
4
What is one of the three basic laws?
The law of definiate composition
The law of multiple physics
Law of Conservation
The law of multiple proportions
5
Who believed Atoms could not be broken down any farther? S3
Ernest Rutherford
John Dalton
J.J. Thomson
Niels Bohr
6
True or false:
Neutrons are Neutral
<br>
True
False
7
True or False:
Schrodingers cat is a theory about a cat in a box
True
False
8
Who believed that the earth was made up of Earth, wind, fire, and water? S2
Aristotle
J.J. Thomson
Democritus
Schrodinger
9
True or False:
James Chadwick knew Ernest Rutherford.
True
False
10
Which scientist helped work on the Manhattan project?
John Dalton
Ernest Rutherford
Julian Morris
James Chadwick
11
True or False
:
Electrons are positive S5
True
False
12
What did Ernest Rutherford fire at the gold foil?
Particles
Subatomic particles
Alpha particles
Radioactive particles
13
Who discovered the Nucleus? S5
James Chadwick
J.J. Thomson
Ernest Rutherford
Thomas Edison
14
Which one of these answers is true about the electron cloud?
You can find the exact location of an atom
You can't find the exact location of an atom
J.J. Thomson created the model
Niels Bohr created the model
15
Who discovered the electron with a cathode ray tube? S4
J.J. Thomson
Ernest Rutherford
James Chadwick
Neils Bohr
16
The atom that is like a sphere with electrons equally distributed represents what model?
Electron cloud model
Plum pudding model
Bohr model
Atomic model
17
Which of these scientist studied colorblindness? S3
Niels Bohr
Francis Bacon
John Dalton
Marie Curie
18
In 1905, which scientist discovered the natural radioactivity of potassium.
Marie Curie
Democritus
James Chawick
J.J. Thomson
19
True or false:
The positive side on a Cathode ray tube glows when gas goes through it. S4
True
False
20
Who created the electron cloud model? S7
Albert Einstein
James Chadwick
Erwin Schrodinger
Alexander Grahm Bell
21
Who discovered neutrons? S8
James Chadwick
Francis Bacon
Gregor Mendel
Robert Boyle
22
Who thought and thought until EUREKA, he discovered that the nucleus has as postive charge. S5
Ernest Rutherford
James Chadwick
Francis Bacon
Julian Morris
23
Who thought that electrons only move in circular orbits? S6
James Chadwick
Niels Bohr
Albert Einstein
Alexander Grahm Bell
24
Which scientist won the Nobel Prize in Physics in 1922? S6
Robert Andrews Millikan
Niels Bohr
Erwin Schrodinger
Charles Edouard Guillaume
25
Who believed that atoms looked like tiny shapes that we could see? S1
Schrodinger
J.J. Thomson
Democritus
Aristotle
