Solar homes often use water to collect heat from the sun. If the same amount of heat was used on 2500 kg of water in one house and 1500 kg of water in a second house, what will happen?
The 2500 kg of water will reach a higher temperature.
The 1500 kg of water will reach a higher temperature.
The water in both houses will reach the same temperature.
There will be no significant change to either.
What is the best description of an isolated system?
a system in which matter and energy are not exchanged with the surroundings
a system in which matter can enter or leave the system but energy cannot
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