Which of the following examples describes an increase in potential energy?
a bicycle going do...
Physics, 24.10.2019 14:43 laytonlutz
Which of the following examples describes an increase in potential energy?
a bicycle going down a hill
a basketball falling through a net
a roller coaster moving down the track
a paint can being carried up a ladder
Answers: 2
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Asystem containing an ideal gas at a constant pressure of 1.22Γ10^5 pa gains 2140 j of heat. during the process, the internal energy of the system increases by 2320 j. what is the change in volume of the gas?
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Physics, 23.06.2019 04:31
The radioactive isotope of lead, pb-209, decays at a rate proportional to the amount present at time t and has a half-life of 3.3 hours. if 1 gram of this isotope is present initially, how long will it take for 80% of the lead to decay? (round your answer to two decimal places.)
Answers: 2
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Alamp draws a current of 0.50 a when it is connected to a 120 v source? what is the resistance of the lamp?
Answers: 2
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