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Questions and Answers
Who is credited with the earliest recorded investigation of atoms?
Who is credited with the earliest recorded investigation of atoms?
- J.J Thomson
- Aristotle
- John Dalton
- Democritus (correct)
What did John Dalton conclude about the elements in 1808?
What did John Dalton conclude about the elements in 1808?
- They were composed of electrons
- They could be classified according to integral values of atomic mass (correct)
- They were made up of earth, water, air, and fire
- They were indivisible
What did the Greeks use the term 'atom' to mean?
What did the Greeks use the term 'atom' to mean?
- Infinite
- Unchangeable
- Indivisible (correct)
- Fundamental building block
What did J.J Thomson conclude about electrons in the late 1890s?
What did J.J Thomson conclude about electrons in the late 1890s?
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What is the primary, distinguishing characteristic of matter?
What is the primary, distinguishing characteristic of matter?
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