Chapter 9 Review Part One Question Preview (ID: 31468)


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The reasons a metal spoon gets hotter than a wooden spoon when left in a pot of boiling water is due to the difference in the spoon's thermal
a) radiation
b) conductivity
c) convection
d) energy

air spaces between feather of a down filled winter coat causes the coat to be a good thermal
a) convector
b) conductor
c) radiator
d) insulator

heat energy from the sun is transferred to Earth by thermal
a) radiation
b) conduction
c) convection
d) insulation

in nature, heat will always flow from a
a) cold object to the warm object
b) small object to the large object
c) warm object to the cold object
d) large object to the small object

holding your hand above the flame of a candle, you will receive the most heat by means of thermal
a) radiation
b) conduction
c) convection
d) insulation

A temperature of 77 K is nearly equivalent to
a) 196*c
b) -196*c
c) 350*c
d) -350*c

According to the specific heat table which material requires the least amount of energy to raise its temperature from 20*c to 40*c
a) wood
b) aluminum
c) gold
d) oil

According to the specific heat table, which material requires the greatest amount of heat to raise its temperature from 10*c to 15*c
a) wood
b) aluminum
c) gold
d) oil

The property that describes the amount of heat required to raise the temperature of 1 kg of substance 1*c is its
a) thermal conductivity
b) temperature
c) thermal energy
d) specific heat

The specific heat of silver is 235 j/kg*c. The amount of heat needed to raise the temperature of 2 kg of silver from 15*c to 20*c
a) 1175 j
b) 2350 j
c) 4700 j
d) 7050

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