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John Dalton
John Dalton

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Q: Who proposed that all matter is composed of indivisible particles called atoms?
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Who originally proposed the concept that matter is composed of tiny indivisible particles?

Around 400 BC Democritus a Greek philosopher theorized that everything was composed of small indivisible particles he called atoms or "atomos".

Date of democritus atomism?

Democritus, in the 5th century, proposed his version of atomism. States that all matter was composed of small indivisible particles called atoms.

Proposed that matter was made of tiny indivisible particles He called these units atoms He did not have evidence to support his theory?

John Dalton

Who proposed each element is composed of extremely small particles called atoms?

i think Dalton said it

Who is Leuccipus?

Leucippus (450?-370? BC), was a Greek philosopher. He proposed the atomic theory of matter, that all matter is constituted of identical indivisible particles called atoms. This theory was further developed by his student, Democritus.

Which of the following statements most closely describes Democritus's ideas about matter?

Democritus believed that matter was made up of tiny, indivisible particles called atoms. These atoms were eternal and unchanging. Democritus also proposed that different physical properties and interactions among atoms resulted in the variety of substances we observe in the world.

What is composed of charged particles?

A compound composed of charged particles is called an ionic compound. An atom that has become electrically charged is called an ion.

What did the ancient Greek philosopher Democritus believe about matter?

Thales taught as follows:"Water constituted (ὑπεστήσατο, 'stood under') the principle of all things."Thales drew his conclusion from seeing moist substance turn into air, slime and earth.It seems likely that Thales viewed the Earth as solidifying from the water on which it floated and which surrounded Ocean.

What are atoms composed of?

Atoms are composed of particles called protons, electron, and neutrons.

Who is the scientist that discover atoms?

John Montgomery Dalton

Is matter composed of particles?

Yes, they are called atoms.

How was Dalton's atomic theory similar to Democritus atomic theory?

They both proposed the theory that all matter consists of atoms.