For an astronaut working outside a spaceship, the greatest loss of heat would occur by means of
a. conduction.
b. convection.
c. radiation.
d. conduction and convection.
e. conduction and radiation.
Question 2
Which of the following statements is correct?
a. You only need to know the amount of thermal energy a body contains to calculate its temperature. b. The temperature of a body is directly proportional to the amount of work the body has performed. c. The quantity of thermal energy exchanged by two bodies in contact is inversely proportional to the difference in their temperatures.
d. The quantity of thermal energy exchanged by two bodies in contact is directly proportional to the difference in their temperatures.
e. Different amounts of thermal energy are transferred between two bodies in contact if different temperature scales are used to measure the temperature difference between the bodies.
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