Thermal Conductivity Question Preview (ID: 60473)


Thermal Conductivity. TEACHERS: click here for quick copy question ID numbers.

A good __________ transfers heat easily.
a) insulator
b) conductor
c) connector
d) material

Air is a good conductor of heat.
a) True
b) False
c)
d)

All of the following are good conductors of heat except ____.
a) wood
b) aluminum
c) copper
d) silver

The temperature of a piece of iron increases more than that of a sample of water with the same mass when the same amount of thermal energy is added. This is because __________.
a) iron has a higher specific heat
b) iron has a lower specific heat
c) iron has a higher melting point
d) water is a liquid and iron is a solid

The ocean is cold even in summer because water _____
a) has high specific heat
b) has low specific heat
c) conducts heat well
d) is a good insulator

The amount of heat required to raise the temperature of 1 kg of a substance by 1°C is its ______________?
a) thermal indicator
b) energy transfer
c) specific heat
d) thermal mas

The specific heat of water is very high, It takes a large amount of energy to increase the temperature of water.
a) true
b) false
c)
d)

Which material below would be a good conductor?
a) plastic spoon
b) block of wood
c) metal spoon
d) rubber mallet

Which material would make a good insulator?
a) a metal spoon
b) a steel rod
c) a piece of copper
d) a piece of cloth

Objects with more mass will increase temperature at a slower rate than objects with less mass when they are exposed to the same amount of energy.
a) true
b) false
c)
d)

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