Physics, 03.07.2020 17:01, odriskel49
Water vapor is less dense than ice because:
a. molecules in the gas phase are in constant motion.
b. molecules in the gas phase have more potential energy than in solids.
c. molecules in the gas phase have more kinetic energy than in solids.
d. gaseous molecules have less mass.
e. molecules in the gas phase have more space between them than in solids,
Answers: 3
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The boy of mass 30 kg is at r1= 2 meters from the fulcrum. of the girl is 45 kg, at what r2 must she sit so that they are balanced ?
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Physics, 22.06.2019 09:00, reyesortiz6955
In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final
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Explain what it means to view something from a frame of reference. provide an example that illustrates your explanation. (4 points)
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Water vapor is less dense than ice because:
a. molecules in the gas phase are in constant motion. <...
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