Physics, 23.05.2021 19:00 carlosarriaza60
Select all the correct answers.
Which two statements are true about a system?
- A system is a group of objects analyzed as one unit.
- Energy that moves across system boundaries is conserved. - There's only one way to define the boundaries of a system.
- All systems are made by humans.
Answers: 3
Physics, 22.06.2019 13:10, alejandramirand9836
A0.750 kg aluminum pan is removed from the stove and plunged into a sink filled with 10.0 kg of water at 293 k. the water temperature quickly rises to 297 k. what was the initial temperature of the aluminum pan? the specific heat of aluminum is ca = 900 j/(kgk) and water is cw = 4190 j/(kgk)
Answers: 3
Physics, 22.06.2019 15:30, hotsaucerman567
What is a subatomic particle with a negative charge and very little mass?
Answers: 1
Select all the correct answers.
Which two statements are true about a system?
- A system...
- A system...
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