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Chemistry CBSE Live product
Class 9 (2026-27)
Journey Inside the Atom
History of Atomic Theory
1.
Early atomic theories
Question:
2
m.
Choose
the
suitable
answer:
1
.
What is everything in the universe made of?
Light
Matter
Energy
Force
2
.
Which Greek philosophers suggested that matter is made of tiny indivisible particles?
Kanad and Aristotle
Dalton and Thomson
Democritus and Leucippus
Bohr and Rutherford
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