Glencoe Physical Science with Earth Science, Florida Edition

Section 4: Using Thermal Energy

Section Review Quiz

1.
_______ is a measure of how spread out, or dispersed, energy is.
A)Entropy
B)Specific heat
C)Thermal heat
D)Thermodynamics
2.
The ______ law of thermodynamics states that thermal energy cannot be converted completely into work.
A)first
B)third
C)fourth
D)second
3.
The ______ law of thermodynamics states that the increase in thermal energy of a system equals the work done on the system plus the thermal energy added to the system.
A)second
B)first
C)fourth
D)third
4.
Heating systems transfer thermal energy to rooms by conduction and _______.
A)convection
B)compression
C)combustion
D)radiation
5.
The thermal energy released when a gallon of gasoline is burned in a car's engine is 140 million J. If the engine is 25 percent efficient, how much work does it do when one gallon of gasoline is burned?
A)35,000 J
B)3.5 J
C)35,000,000 J
D)3,500 J
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