Suppose the gravitational acceleration on a certain planet is only 4.0 m/s2. a space explorer standing on this planet throws a ball straight upward with an initial velocity of 24 m/s. assume that upward direction is positive. what is the velocity of the ball 3 seconds after it is thrown?
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Physics, 21.06.2019 22:50
Moon effect. some people believe that the moon controls their activities. if the moon moves from being directly on the opposite side of earth from you to being directly overhead, by what percentage does (a) the moon's gravitational pull on you increase and (b) your weight (as measured on a scale) decrease? assume that the earth–moon (center-to-center) distance is 3.82 × 10^8 m, earth's radius is 6.37 × 10^6 m, moon's mass is 7.36 × 10^22 kg, and earth's mass is 5.98 × 10^24 kg.
Answers: 2
Physics, 22.06.2019 01:30
Kate is working on a project in her tech education class. she plans to assemble a fan motor. which form of energy does the motor convert most of its electric energy into? a. light energy b. motion energy c. sound energy d. thermal energy
Answers: 1
Physics, 23.06.2019 10:50
If we decrease the time it takes for a car to travel over the same distance this will
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Suppose the gravitational acceleration on a certain planet is only 4.0 m/s2. a space explorer standi...
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