Inventions and Discoveries

Important Inventions and Discoveries

1

Leon Battista Alberti

Anemometer

Nationality: Italian / Invented On: 1450 / Duration: 1404 To 1472 / Age: 68

Unit Of Measurement: Kilometre per hour(Km/h) or Knot

2

Friedrich Dexler

Ammeter ( Moving-Iron Meter)

Nationality: Austrian / Invented On: 1884 

Unit Of Measurement: Ampere (A)

3

Evangelista Torricelli 

Barometer

Nationality: Italian / Invented On:  / Duration: 15 OCT 1608 to 25 OCT 1647  / Age: 39

Unit Of Measurement: Pounds per square inch; dynes per square centimetre; newtons per square metre; the SI unit called the pascal

4

Hans Lippershey

Telescope

Nationality: German-Dutch / Invented On: _ / Duration: 1570 to 29 SEP 1619 / Age: 49

Unit Of Measurement: _

5

Hans Lippershey             Zacharias Janssen

Microscope

Nationality: German-Dutch / Invented On: 1590 / Duration: 1570 to 1619/1585 to 1632 / Age: 49/47 / Unit Of Measurement: 0.2 Micrometre to 25 Millimetre

6

Daniel Gabriel Fahrenheit

Mercury Thermometer

Nationality: German-(Amsterdam) / Invented On: 1714 / Duration: 1700 to 1730 / Age: 30 

Unit Of Measurement: Celsius; Fahrenheit and kelvin.

7

Sir Isaac Newton

Gravity

Nationality: British / Invented On:1687  / Duration: 25 DEC 1642 to 31 MAR 1727 / Age: 84 

Unit Of Measurement: G =  6.674×10⁻¹¹ m³⋅kg⁻¹⋅s⁻²

8

J.J.Thomson

 

Nationality: British / Invented On:1897 / Duration: 18 DEC 1856 to 30 AUG 1940  / Age: 84
 Unit Of Measurement: Negative iron or particle (-) 




9

James Chadwick

Nationality: British / Invented On: 1932 / Duration: 20 OCT 1891 to 24 JUL 1974   / Age:83 
 Unit Of Measurement: Neutral particle




10

Ernest Rutherford 

Nationality: British / Invented On: 1886  / Duration: 30 AUG 1871 to 10 OCT 1937    / Age: 66 
 Unit Of Measurement: Positive iron or particle (+)