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Thermal Conductivity
Test Description: Thermal Conductivity
Instructions: Answer all questions to get your test result.
1) 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
2) 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
water is a liquid and iron is a solid
B
iron has a lower specific heat
C
iron has a higher specific heat
D
iron has a higher melting point
3) All of the following are good conductors of heat except ____.
A
wood
B
aluminum
C
copper
D
silver
4) Air is a good conductor of heat.
A
False
B
True
5) A good __________ transfers heat easily.
A
connector
B
material
C
conductor
D
insulator
6) The amount of heat required to raise the temperature of 1 kg of a substance by 1°C is its ______________?
A
thermal indicator
B
thermal mas
C
specific heat
D
energy transfer
7) The specific heat of water is very high, It takes a large amount of energy to increase the temperature of water.
A
false
B
true
8) Which material below would be a good conductor?
A
metal spoon
B
rubber mallet
C
plastic spoon
D
block of wood
9) Which material would make a good insulator?
A
a piece of cloth
B
a piece of copper
C
a metal spoon
D
a steel rod
10) 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
false
B
true
*select an answer for all questions
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