The temperature of a plastic cup is 70ºF. It is filled with water that is 40ºF. Which of the following describes how thermal ene
rgy is transferred?
a. Thermal energy is transferred from the cup to the water until they are both at 45ºF.
b. Thermal energy is transferred from the cup to the water until the cup is at 60ºF and the water is at 50ºF.
c. Thermal energy is transferred from the water to the cup until they are both at 45ºF.
d. No thermal energy is transferred between the cup and the water, so the cup will stay at 70ºF and the water will stay at 40ºF.
1 answer:
Option A is the right answer
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