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CBSE
Class 9
Science
Exploration
Journey Inside the Atom
Question Bank

What common misconception did ...

Single Answer MCQ
Q-00172020

What common misconception did early scientists have about atoms?

1

Atoms are invisible

2

Atoms contain only one type of particle

3

All matter is composed of atoms

4

Atoms can be divided into smaller parts

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Q1.

Who proposed the idea of indivisible particles called 'parmanus'?

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Q2.

What was the term used by Democritus to refer to indivisible particles?

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Q3.

Which scientist's atomic theory was based on experimental observations?

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Q4.

What significant particle did J.J. Thomson discover?

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