Physical Science, New York Edition

Chapter 6: Thermal Energy

Standardized Test Practice

1.
When you measure the temperature of an object, you are measuring _______.
A)the average chemical energy of its particles
B)the sum of its kinetic and potential energies
C)the average kinetic energy of its particles
D)the specific heat of the object
2.
Which of the following substances has the highest specific heat?
A)glass
B)iron
C)water
D)carbon
3.
Which of the metals in the table would experience the largest temperature increase for a given amount of heat input?

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A)copper
B)gold
C)lead
D)zinc
4.
Using the table, how much heat would be required to raise the temperature of 4.0 kg of copper by 2.0ºC?

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A)190 J
B)380 J
C)3100 J
D)790 J
5.
A 10.0 kg block of lead is heated in the Sun from 25.0ºC to 30.0ºC. Use the table to help calculate the change in the block's thermal energy?

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A)900 J
B)1300 J
C)6400 J
D)3900 J
6.
Energy is transferred from the sun to the Earth by _______.
A)conduction
B)convection
C)radiation
D)conduction and radiation
7.
Which of these substances is likely to be the best insulator?
A)ice
B)steel
C)oxygen
D)water
8.
A heat source is located under one end of a solid material. What process, represented in the illustration, carries heat to the other end of the block?

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A)convection
B)conduction and radiation
C)conduction
D)radiation
9.
According the first law of thermodynamics, the increase in thermal energy of a system is equal to _______.
A)work done on the system minus heat added to the system
B)heat added to the system minus work done on the system
C)work done on the system plus heat added to the system
D)the heat added to the system
10.
Which of the following is most likely to conduct heat most efficiently?
A)air
B)wood
C)metal
D)fiberglass
Physical Science - New York Edition
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