Select all the correct answers.
in which situations is work being done?
a. hannah leans...
Physics, 26.08.2019 09:50 maxstmichel3868
Select all the correct answers.
in which situations is work being done?
a. hannah leans against her locker, but it doesn’t move.
b. andy’s car rolls down a hill with the engine off.
c. a wind turbine stands still on a sunny, windless day.
d. a balloon expands as it is heated by the sun.
e. james pedals a stationary exercise cycle that doesn’t move.
Answers: 2
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The precision of a laboratory instrument is ± 0.05 g. the accepted value for your measurement is 7.92 g. which measurements are in the accepted range? check all that apply. 7.85 g 7.89 g 7.91 g 7.97 g 7.99 g
Answers: 1
Physics, 22.06.2019 19:30
Which of these has some mechanical energy? a. an atom b. heat inside earth c. a book on a shelf d. the fire from a lit match
Answers: 1
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What is the difference between mass density and weight density?
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