Glencoe Physical Science with Earth Science

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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