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Physics, 21.06.2019 12:30
Jason and alejandro lift a chair 2 meters into the moving truck using 150 newtons of force. it takes them 3 seconds to lift the chair how much power did they use
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Physics, 22.06.2019 05:20
Which statement is true? a. kepler's laws apply only to the motion of earth. b. kepler's laws can be used to predict eclipses. c. kepler's laws are true for a central force that is directly proportional to distance. d. kepler's laws can be deduced from newton's laws of motion and gravity.
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Physics, 22.06.2019 07:30
Automobile fuel efficiency is often measured in miles that the car can be driven per gallon of fuel (mpg). heavier cars tend to have lower fuel efficiencies (lower mpg ratings). which variable (weight or fuel efficiency) is most naturally considered the explanatory (predictor) variable in this context?
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Physics, 22.06.2019 10:00
The rocket is fired vertically and tracked by the radar station shown. when ΞΈ reaches 66Β°, other corresponding measurements give the values r = 32700 ft, rΒ¨ = 85 ft/sec2, and ΞΈΛ = 0.019 rad/sec. calculate the magnitudes of the velocity and acceleration of the rocket at this position.
Answers: 3
Ais a process that involves reactants and products...
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