Physics, 30.01.2022 04:10 athenajames1221
A student pours 2.5 ounces of juice into a mold and places it in the freezer. Which statement correctly compares the frozen fruit juice pop with the liquid juice?
A. The speed of the juice molecules increased.
B. The temperature of the juice has increased.
C. The arrangement of the juice molecules is the same.
D. The number of juice molecules is the same.
Answers: 3
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Air is contained in a variable-load piston-cylinder device equipped with a paddle wheel. initially, air is at 400 kpa and 17°c. the paddle wheel is now turned by an external electric motor until 75 kj/kg of work has been transferred to air. during this process, heat is transferred to maintain a constant air temperature while allowing the gas volume to triple. calculate the required amount of heat transfer in kj/kg.
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Answers: 1
A student pours 2.5 ounces of juice into a mold and places it in the freezer. Which statement correc...
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