Chemistry: Matter and Change

Section 1: Early Theories of Matter

Self Check Quizzes

1
Democritus believed that matter was made up of _______

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A)earth
B)fire
C)atoms
D)water
2
Aristotle said that ________ cannot exist.

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A)atoms
B)empty space
C)air
D)fire
3
Which of the following parts of John Dalton's atomic theory were not correct?

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A)matter is composed of atoms
B)atoms are indivisible
C)atoms of one element differ from atoms of another
D)atoms combine to form compounds
4
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In the figure above, if atoms of element A have a mass of 16 units and atoms of element B have a mass of 1 unit, what will be the total mass?
A)72 units
B)12 units
C)18 units
D)17 units
5
John Dalton's ideas about atoms were similar to those of __________.
A)Aristotle
B)Plato
C)Socrates
D)Democritus
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