Chapter 14 Flashcards

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0
Q

What increases as the KE of an object increases?

A

The temperature of an object

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1
Q

-a measure of how hot or cold something is; specifically, a measure of the average KE of the particles in an object

A

Temperature

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2
Q

What do common thermometers rely on?

A

Expansion

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3
Q

-an instrument that measures and indicates temperature

A

Thermometer

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4
Q

Are all thermometers the same?

A

No, they are all beautiful and special because they were created by God.
Ex. Refrigerator

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5
Q

What are two common scales used for measuring temperature?

A

Fahrenheit and Celsius

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6
Q

A degree Celsius is ___ times larger than a degree Fahrenheit.

A

1.8

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7
Q

Fahrenheit=

A

[(1.8)(Celsius)] + 32

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8
Q

Celsius=

A

(Fahrenheit - 32)/1.8

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9
Q

What is the Kelvin scale based on?

A

Absolute Zero

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10
Q

-the temperature at which molecular energy is at a minimum (zero)

A

Absolute Zero

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11
Q

Kelvin=

A

Celsius + 273

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12
Q

Does the Kelvin scale have negative numbers?

A

Nah

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13
Q

What are the boiling and freezing points of Celsius?

A

100°

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14
Q

What are the boiling and freezing points of Fahrenheit?

A

212°

32°

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15
Q

What are the boiling and freezing points of Kelvin?

A

373°

273°

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16
Q

-the energy transferred between objects that are at different temperatures

A

Heat

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17
Q

The transfer of energy is always from the ____ temperature substance to the _____ temperature substance.

A

Higher

Lower

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18
Q

Three methods of heat energy transfer:

A

Conduction
Convection
Radiation

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19
Q

______ is the transfer of energy as heat moves through a material.

A

Thermal conduction

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20
Q

-involves objects in direct contact with one another

A

Conduction

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21
Q

-results from the movement of warm fluids

A

Convection

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22
Q

-the movement of matter due to differences in density caused by temperature variations

A

Convection

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23
Q

-the vertical movement of fluid currents due to temperature variations

A

Convection Currents

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24
Q

Give an example of a convection current.

A

Warm air rising and cool air sinking

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25
Q

Does radiation require contact with objects.

A

You bet your not.

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26
Q

-the energy that is transferred as electromagnetic waves

A

Radiation

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27
Q

-reduces energy flow

A

Insulator

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28
Q

-a material through which heat energy can be easily transferred

A

Conductor

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29
Q

-the quantity of heat required to raise a unit of mass of homogeneous material of 1°C or 1 K in specified way given constant pressure and volume

A

Specific Heat

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30
Q

SI unit for specific heat

A

J/kg*K

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31
Q

-means that this is the amount of energy in Joules needed to raise the temperature of 1 kg of the substance by exactly 1K

A

Specific heat energy transfer

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32
Q

Specific heat formula

A

E=cm(delta)t or

Energy= Specific Heat * Mass * Temperature change

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33
Q

Three methods of heat energy transfer:

A

Conduction
Convection
Radiation

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34
Q

______ is the transfer of energy as heat moves through a material.

A

Thermal conduction

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35
Q

-involves objects in direct contact with one another

A

Conduction

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36
Q

-results from the movement of warm fluids

A

Convection

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37
Q

-the movement of matter due to differences in density caused by temperature variations

A

Convection

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38
Q

-the vertical movement of fluid currents due to temperature variations

A

Convection Currents

39
Q

Give an example of a convection current.

A

Warm air rising and cool air sinking

40
Q

Three methods of heat energy transfer:

A

Conduction
Convection
Radiation

41
Q

______ is the transfer of energy as heat moves through a material.

A

Thermal conduction

42
Q

-involves objects in direct contact with one another

A

Conduction

43
Q

-results from the movement of warm fluids

A

Convection

44
Q

-the movement of matter due to differences in density caused by temperature variations

A

Convection

45
Q

-the vertical movement of fluid currents due to temperature variations

A

Convection Currents

46
Q

Give an example of a convection current.

A

Warm air rising and cool air sinking

47
Q

Three methods of heat energy transfer:

A

Conduction
Convection
Radiation

48
Q

______ is the transfer of energy as heat moves through a material.

A

Thermal conduction

49
Q

-involves objects in direct contact with one another

A

Conduction

50
Q

-results from the movement of warm fluids

A

Convection

51
Q

-the movement of matter due to differences in density caused by temperature variations

A

Convection

52
Q

-the vertical movement of fluid currents due to temperature variations

A

Convection Currents

53
Q

Give an example of a convection current.

A

Warm air rising and cool air sinking

54
Q

Three methods of heat energy transfer:

A

Conduction
Convection
Radiation

55
Q

______ is the transfer of energy as heat moves through a material.

A

Thermal conduction

56
Q

-involves objects in direct contact with one another

A

Conduction

57
Q

-results from the movement of warm fluids

A

Convection

58
Q

-the movement of matter due to differences in density caused by temperature variations

A

Convection

59
Q

-the vertical movement of fluid currents due to temperature variations

A

Convection Currents

60
Q

Give an example of a convection current.

A

Warm air rising and cool air sinking

61
Q

Three methods of heat energy transfer:

A

Conduction
Convection
Radiation

62
Q

______ is the transfer of energy as heat moves through a material.

A

Thermal conduction

63
Q

-involves objects in direct contact with one another

A

Conduction

64
Q

-results from the movement of warm fluids

A

Convection

65
Q

-the movement of matter due to differences in density caused by temperature variations

A

Convection

66
Q

-the vertical movement of fluid currents due to temperature variations

A

Convection Currents

67
Q

Give an example of a convection current.

A

Warm air rising and cool air sinking

68
Q

Three methods of heat energy transfer:

A

Conduction
Convection
Radiation

69
Q

______ is the transfer of energy as heat moves through a material.

A

Thermal conduction

70
Q

-involves objects in direct contact with one another

A

Conduction

71
Q

-results from the movement of warm fluids

A

Convection

72
Q

-the movement of matter due to differences in density caused by temperature variations

A

Convection

73
Q

-the vertical movement of fluid currents due to temperature variations

A

Convection Currents

74
Q

Give an example of a convection current.

A

Warm air rising and cool air sinking

75
Q

Three methods of heat energy transfer:

A

Conduction
Convection
Radiation

76
Q

______ is the transfer of energy as heat moves through a material.

A

Thermal conduction

77
Q

-involves objects in direct contact with one another

A

Conduction

78
Q

-results from the movement of warm fluids

A

Convection

79
Q

-the movement of matter due to differences in density caused by temperature variations

A

Convection

80
Q

-the vertical movement of fluid currents due to temperature variations

A

Convection Currents

81
Q

Give an example of a convection current.

A

Warm air rising and cool air sinking

82
Q

Three methods of heat energy transfer:

A

Conduction
Convection
Radiation

83
Q

______ is the transfer of energy as heat moves through a material.

A

Thermal conduction

84
Q

-involves objects in direct contact with one another

A

Conduction

85
Q

-results from the movement of warm fluids

A

Convection

86
Q

-the movement of matter due to differences in density caused by temperature variations

A

Convection

87
Q

-the vertical movement of fluid currents due to temperature variations

A

Convection Currents

88
Q

Give an example of a convection current.

A

Warm air rising and cool air sinking

89
Q

Three methods of heat energy transfer:

A

Conduction
Convection
Radiation

90
Q

______ is the transfer of energy as heat moves through a material.

A

Thermal conduction

91
Q

-involves objects in direct contact with one another

A

Conduction

92
Q

-results from the movement of warm fluids

A

Convection

93
Q

-the movement of matter due to differences in density caused by temperature variations

A

Convection

94
Q

-the vertical movement of fluid currents due to temperature variations

A

Convection Currents

95
Q

Give an example of a convection current.

A

Warm air rising and cool air sinking