Physics, 30.06.2019 01:00 angellove1707
Aplane flies along a straight line path after taking off, and it ends up 210 km farther east and 90.0 km farther north, relative to where it started. what is the plane's displacement? a. 300 km b. 141 km c. 230 km d. 120 km
Answers: 1
Physics, 21.06.2019 22:30
Ann walks 80 meters on a straight line 33 ∘ north of east starting at point 1. draw ann's path. represent ann's walk with a vector of length 80 meters. draw the vector starting at point 1. the length given in the display is in meters.
Answers: 1
Physics, 22.06.2019 10:00
(a) calculate the number of electrons in a small, electrically neutral silver pin that has a mass of 10.0 g. silver has 47 electrons per atom, and its molar mass is 107.87 g/mol. (b) imagine adding electrons to the pin until the negative charge has the very large value 1.00 mc. how many electrons are added for every 109 electrons already present
Answers: 3
Physics, 22.06.2019 11:10
Which situation will produce the greatest change of momentum
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Physics, 22.06.2019 21:00
Describe how the motion of a spring being pushed forward and backward is similar to the motion of air particles in a sound wave.
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