1137 Definitions Flashcards

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1
Q

atomic theory of matter

A

John Dalton

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2
Q

French chemist who called heat caloric

A

Antoine Lavoisier

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3
Q

first thermometer

A

Galileo Galilei

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4
Q

contradicted caloric theory

A

Count Rumford

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5
Q

inventor of the metric temperature scale

A

Anders Celsius

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6
Q

inventor of the mercury thermometer

A

Gabriel Daniel Fahrenheit

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7
Q

found the conversion factor form mechanical to heat energy

A

James Prescott Joule

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8
Q

absolute temperature scale

A

Lord Kelvin

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9
Q

the change of a liquid to a gas

A

evaporation

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10
Q

the transfer of heat by direct contact

A

conduction

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11
Q

transfer of energy by electromagnetic waves

A

radiation

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12
Q

the study of the movement of heat

A

thermodynamics

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13
Q

On the Motive Power of Fire

A

Nicolas Carnot

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14
Q

energy cannot be destroyed or created

A

first law of thermodynamics

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15
Q

about 10%

A

efficiency of steam engines

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16
Q

essential feature of heat engine

A

difference in temperatures

17
Q

about 6%

A

efficiency of automobile engines

18
Q

reduce friction and heat loss and increase temperature difference

A

ways to improve efficiency

19
Q

heat travels form hot to cold areas

A

second law of thermodynamics

20
Q

measure of heat distribution and disorganization in the universe

A

entropy

21
Q

no substance can have zero entropy

A

third law of thermodynamics

22
Q

a gas that precisely follows the ideal gas equation

A

“ideal” gas

23
Q

PV/T = k

A

ideal gas law

24
Q

a device that moves heat form a body of lower temperature to one of higher temperature

A

heat pump

25
Q

the gradual mixing of molecules of two or more gases

A

diffusion