Physics, 16.09.2019 23:20 drivinghydra
An astronaut stands by the rim of a crater on the moon, where the acceleration of gravity is 1.62 m/s2 and there is no air. to determine the depth of the crater, she drops a rock and measures the time it takes for it to hit the bottom. if the depth of the crater is 120 m, how long does it take for the rock to fall to the bottom of the crater
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The momentum of an isolated system is conserved a) only in inelastic collisions. b) only in elastic collisions. c) in both elastic and inelastic collisions
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Physics, 21.06.2019 23:00
Asubmarine has a "crush depth" (that is, the depth at which water pressure will crush the submarine) of 250 m. what is the approximate pressure (water plus atmospheric) at this depth? (recall that the density of seawater is 1025 kg/m3, g = 9.81 m/s2, and 1 kg/(ms2) = 1 pa = 9.8692 10-6 atm.) a. 34.8 atm b. 24.8 atm c. 25.8 atm d. 7.8 atm
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Physics, 22.06.2019 09:30
How would a small bar magnet be oriented when placed at position x?
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Physics, 22.06.2019 11:30
If the chemical properties of a substance remain unchanged and appearance or shape of a substance changes it is called a ?
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An astronaut stands by the rim of a crater on the moon, where the acceleration of gravity is 1.62 m/...
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