Which of the following demonstrates a change in weight only ? a. a rocket leaves the earth and lands on the moon b. a person changes from 100 kg to 75 kg after dieting c. 12 liters of oxygen is compressed to 4 liters d. an athlete adds 20 kg to the bar in the weight room
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Physics, 21.06.2019 21:30
Aquantity of gas has a volume of 1.5 m3 and an absolute pressure of 95 kpa. when the gas is compressed to a volume of 0.5 m3, what is the new absolute pressure of the gas? (assume that there’s no change in temperature.)
Answers: 3
Physics, 22.06.2019 04:40
Argon is adiabatically compressed from an initial volume of 16 liters to a final volume of 2 liters. by what factor do the following quantities change? do they increase or decrease? (a) the rms speed (b) the thermal energy of the gas (c) the molar specific heat cv (d) the pressure
Answers: 3
Physics, 22.06.2019 14:00
If element x has 99 protons how many electrons does it have
Answers: 1
Which of the following demonstrates a change in weight only ? a. a rocket leaves the earth and land...
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