Podcast
Questions and Answers
Who was the first person to use the term 'atom' and believed that matter is made of indivisible particles?
Who was the first person to use the term 'atom' and believed that matter is made of indivisible particles?
Which scientist introduced the idea that all substances are made of atoms that cannot be divided or destroyed?
Which scientist introduced the idea that all substances are made of atoms that cannot be divided or destroyed?
According to John Dalton's atomic model, what are the atoms of an element like?
According to John Dalton's atomic model, what are the atoms of an element like?
Who is credited for discovering the electron using cathode ray tube technology?
Who is credited for discovering the electron using cathode ray tube technology?
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Which scientist was the first to adapt Democritus' theory into the first modern atomic model?
Which scientist was the first to adapt Democritus' theory into the first modern atomic model?
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Study Notes
Ancient Roots of Atomic Theory
- Democritus was the first person to use the term 'atom' and believed that matter is made of indivisible particles.
Early Atomic Models
- John Dalton introduced the idea that all substances are made of atoms that cannot be divided or destroyed.
- According to Dalton's atomic model, atoms of an element are identical, indivisible, and indestructible.
Discovery of Subatomic Particles
- J.J. Thomson is credited for discovering the electron using cathode ray tube technology.
Development of Modern Atomic Models
- John Dalton was the first to adapt Democritus' theory into the first modern atomic model.
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Description
Test your knowledge of the history of atomic theory with this timeline quiz. Explore the contributions of early philosophers such as Democritus and Aristotle in shaping our understanding of atoms and matter.
