Discoveries Flashcards

(49 cards)

1
Q

Law of inertia and falling bodies

A

Galileo (Italy)

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2
Q

Telescope

A

Hans Lippershey (Netherlands)

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3
Q

Laws of planetary motion

A

Kepler (Germany)

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4
Q

Barometer

A

Toricelli (Italy)

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5
Q

Pressure cooker

A

Dennis Papin (France)

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6
Q

Laws of motion and gravitation

A

Isaac Newton (England)

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7
Q

Steam engine

A

Thomas Newcomen (England)

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8
Q

Mercury thermometer

A

G. Fahrenheit (Germany)

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9
Q

Condensing steam engine

A

James Watt (Scotland)

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10
Q

Electromagnet

A

William Sturgeon (England)

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11
Q

Dynamo and law of electromagnetic induction

A

Michael Faraday (England)

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12
Q

Refrigerator

A

F. Caree (France)

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13
Q

Internal combustion engine

A

E. Lenoir (France)

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14
Q

Telephone

A

Graham Bell (Scotland)

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15
Q

Electric transformer

A

William Stanley (USA)

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16
Q

Electromagnetic waves

A

H. Hertz (Germany)

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17
Q

Quantum statistics

A

S.N. Bose (India)

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18
Q

Scattering of light by molecules

A

C.V. Raman (India)

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19
Q

Cascade process in cosmic radiation

A

Homi Jehangir Baba (India)

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20
Q

Chandrashekar limit, structure and evolution of stars

A

S. Chandrashekar (India)

21
Q

Ultra short radio waves

A

J.C. Bose (India)

22
Q

Thermal ionization

A

M.N. Saha (India)

23
Q

Triple helical structure of collagen

A

G.N. Ramachandran (India)

24
Q

Electromagnetic theory, light is an electromagnetic wave

A

James Clerk Maxwell (England)

25
X-rays
W.K. Roentgen (Germany)
26
Law of photoelectricity and the theory of relativity
Albert Einstein (Germany)
27
Neutron
James Chadwick (England)
28
Theory of nuclear forces
H. Yukawa (Japan)
29
Unification of weak and electromagnetic forces
Abdus Salam (Pakistan)
30
Measurement of electronic charge
R.A. Millikan (USA)
31
Nuclear model of atom
Ernest Rutherford (New Zealand)
32
Quantum model of hydrogen atom
Neils Bohr (Denmark)
33
Wave theory of light
Christian Huygens (Holland)
34
Natural radioactivity
Becquerel (France)
35
Wireless telegraphy
G. Marconi (Italy)
36
Uncertainty principle and quantum mechanics
Werner Heisenberg (Germany)
37
Wave nature of matter
Louis Victor de Broglie (France)
38
Cyclotron
Ernest Orlando Lawrence (USA)
39
Transistor
John Bardeen, W. Brattain, and W. Shockley (USA)
40
Electronic computer
J. Presper Eckert and John W. Maunchly (USA)
41
Rocket (liquid fuel)
Robert H. Goddard (USA)
42
Television
John Baird (Scotland)
43
Electromagnetism
H.C. Oersted (Denmark)
44
Aeroplane
W.D. Wright (USA)
45
Quantum theory
Max Planck (Germany)
46
Radium
Pierre and Marie Curie (France)
47
Diesel engine
Rudolf Diesel (Germany)
48
Principle of buoyancy and lever
Archimedes (Greece)
49
Expanding universe
Edwin Hubble (USA)