Physics, 02.11.2020 20:10 xandraeden32
In a system, when energy is transformed from one form to another, __(what happens?)
some energy is always destroyed
new energy is created
the total energy is conserved
all energy changes to friction
Answers: 1
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The bar of prob. 5/82 is repeated here. the ends of the 0.4-m bar remain in contact with their re- spective support surfaces. end b has a velocity of 0.5 m/s and an acceleration of 0.3 m/s2 in the di- rections shown. determine the angular accelera- tion of the bar and the acceleration of end a.
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The process of a material going through a change of state from a gas to a liquid
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Farmer a has a deep well and needs a lot of water for her animals and crops. her neighbor, farmer b, has a shallower well. he needs less water than farmer a because his farm is smaller. in years of drought, sometimes farmer b can't get any water from his wells. what can farmer b do to decrease the likelihood of his well running dry?
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Physics, 23.06.2019 04:31
Ivana walks 2km north then turns around and walks 3km south
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In a system, when energy is transformed from one form to another, __(what happens?)
some energy is...
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