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WorksheetsDISCOVERERS
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Who discovered the electron and when ?
a)
James Chadwick in 1897
b)
Rutherford in 1909
c)
JJ Thompson in 1897
d)
Marie Lavoisier in 1970
2.
Who discovered the Atomic Theory and when did they do it?
a)
Millikan in 1808
b)
John Dalton in 1790
c)
Democritus in 4th century BC
d)
John Dalton in 1808
3.
Who discovered the proton and when did they do it?
a)
Rutherford in 1909
b)
Chadwick in 1808
c)
Democritus in 4th century BC
d)
Millikan in 1808
4.
Who discovered the neutron and when did they do it?
a)
James Chadwick in 1808
b)
James Chadwick in 1932
c)
Democritus in 4th century BC
d)
John Dalton in 1808
5.
Who discovered the "atomos" and when did they do it?
a)
Democritus in 1808
b)
John Dalton in 1790
c)
Democritus in 4th century BC
d)
John Dalton in 1808
6.
Who discovered the idea of charge and when ?
a)
Millikan in 1909
b)
Rutherford in 1909
c)
JJ Thompson in 1897
d)
Marie Lavoisier in 1970
7.
Who discovered the nucleus and when ?
a)
James Chadwick in 1897
b)
Rutherford in 1909
c)
JJ Thompson in 1897
d)
Rutherford in 1911
8.
Who discovered the Law of Conservation of Mass and when?
a)
James Chadwick in 1897
b)
Lavoisier in 1790
c)
JJ Thompson in 1897
d)
Rutherford in 1911
9.
Who is considered to be the Father of Modern Chemistry?
a)
Dalton
b)
Democritus
c)
Lavoisier
d)
Chadwick
10.
The parts of the atom are called ___.
a)
superatomic parts
b)
subatomic parts
c)
partial parts
d)
pieces to the puzzle
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