Philosoper time line first 5

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by mimityrae
Last updated 7 years ago

Discipline:
Science
Subject:
Chemistry
Grade:
10

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Philosoper time line first 5

MendeleevKnown for developing thePeriodic Table. Classified elements according to there chemical properties.

James ChadwickAwarded for discovering the neutron.hadwick bounced the mystery particle off atomic nuclei that were detectable, and, by the conservation of momentum and energy, he was able to determine that the neutron had a mass slightly greater than that of a proton.

340 BC

1926

1871

1906

1932

J.J. ThompsonKnown for discovering electrons through the Plum Pudding model. In the experiment negatively charged plums were embedded in positively charged pudding.

Heisenberg Heisenberg proposed what's known as the Heisenberg Uncertainty Principle. According to the Heisenberg Uncertainty Principle, it is impossible to measure certain properties, like momentum (speed multiplied by mass) and position at the same time without introducing uncertainty into the measurement

Aristotle had a view that was rather foreign to the modern concept. He believed that there were only five elements: air which was light, earth which was cool and heavy, water which was wet, fire which was hot, and Aether which he viewed as a divine substance which made up the stars and planets

Aristole

One Day I made History


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