Philosoper time line first 5
by
mimityrae
Last updated 7 years ago
Discipline:
Science Subject:
Chemistry
Grade:
10


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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