Scientists Flashcards

0
Q

Observes moons of Jupiter, evidence promotes heliocentric model

A

Galileo

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1
Q

Measured the earths circumference

A

Eratosthenes

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2
Q

Observes cells, book “Micrographia”

A

Hooke

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3
Q

Discovers microorganisms, father of micro biology

A

Leeuwenhoek

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4
Q

Made first quantitative estimate of speed of light

A

Romer

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5
Q

Discovers dephlogisticated air

A

Priestley

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6
Q

Disproved phlogiston theory

A

Lavoisier

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7
Q

Law of conservation of mass

A

Lavoisier

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8
Q

First vaccine, smallpox

A

Jenner

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9
Q

Uses a torsion bar to measure density of earth

A

Cavendish

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10
Q

Discovered hydrogen

A

Cavendish

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11
Q

Demonstrated wave-particle duality of light

A

Young

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12
Q

Isolates K, Ca, Na, and others

A

Davy

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13
Q

Discovers electromagnetisism

A

Orsted

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14
Q

Synthesizes urea

A

Wöhler

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15
Q

Law of effusion and diffusion

A

Graham

16
Q

Doppler effect

A

Christian Doppler

17
Q

Pendulum, Coriolis effect

A

Foucault

18
Q

Law of segregation, law of independent assortment

A

Mendel

19
Q

Spontaneous generation

A

Pasteur

20
Q

Voltage across a conductor

A

Hall, Hall effect

21
Q

Rabies vaccine

A

Pasteur

22
Q

Concept of activation energy

A

Arrhenius

23
Q

Isolate noble gases

A

William Ramsay and Lord Rayleigh

24
Q

Discover radioactivity

A

Henri Becquerel, Marie Curie, and Pierre Curie

25
Q

Discovers electron

A

Thomson

26
Q

Oil-Drop Experiment

A

Millikan

27
Q

Demonstrates super conductivity

A

Onnes

28
Q

Central atomic neucleus, gold foil experiment

A

Rutherford

29
Q

Transuranium elements, reorganizes periodic table to current form

A

Seaborg

30
Q

Penicillin

A

Fleming

31
Q

Jumping genes, breeds maize for color

A

McClintok

32
Q

Make first working transistor

A

John Bardeen, William Shockley, and Walter Brattain

33
Q

Use carbon-14 in photosynthesis

A

Calvin, benson

34
Q

detect the cosmic microwave background radiation

A

Arno Penzias and Robert Wilson