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Questions and Answers
What are the fundamental building blocks of matter?
What are the fundamental building blocks of matter?
- Electrons and positrons
- Atoms and molecules (correct)
- Elements and compounds
- Protons and neutrons
What was one of the first indications that atoms are not indivisible?
What was one of the first indications that atoms are not indivisible?
- Studying static electricity (correct)
- Investigating radioactive decay
- Measuring atomic mass
- Observing chemical reactions
What was a major challenge for scientists at the end of the 19th century?
What was a major challenge for scientists at the end of the 19th century?
- Understanding chemical bonding
- Exploring quantum mechanics
- Discovering sub-atomic particles
- Revealing the structure of the atom (correct)
What did scientists aim to elucidate based on a series of experiments?
What did scientists aim to elucidate based on a series of experiments?
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What did scientists want to explain about the atom at the end of the 19th century?
What did scientists want to explain about the atom at the end of the 19th century?
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