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Questions and Answers
What are the basic building blocks of the four substances mentioned: water, chalk, sugar, and table salt?
Atoms or molecules
What is the main idea that philosophers of ancient Greece, such as Plato and Aristotle, believed about the composition of matter?
That matter is continuous and can be divided into ever smaller pieces
Why do different materials show different properties?
Because of the arrangement of their atoms or molecules
What is the main achievement of the early developments leading to the modern concept of the atom?
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Can atoms be seen with the naked eye?
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Which philosopher disagreed with the idea that matter is continuous?
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