Answers: 3
Physics, 22.06.2019 02:30
The boy of mass 30 kg is at r1= 2 meters from the fulcrum. of the girl is 45 kg, at what r2 must she sit so that they are balanced ?
Answers: 3
Physics, 22.06.2019 17:30
Alarge cruise ship of mass 7.00 โ 107 kg has a speed of 11.6 m/s at some instant. (a) what is the ship's kinetic energy at this time? (b) how much work is required to stop it? (give the work done on the ship. include the sign of the value in your answer.) (c) what is the magnitude of the constant force required to stop it as it undergoes a displacement of 3.00 km?
Answers: 2
Physics, 22.06.2019 21:30
The three classes of rocks are sedimentary, metamorphic, and igneous. how are rocks classified into one of these three groups?
Answers: 1
Physics, 23.06.2019 02:00
The gravitational force between pluto and charon is 3.61 ร 1018 n. pluto has a mass of 1.3 ร 1022 kg, which is only slightly greater than charonโs mass of 1.6 ร 1021 kg. how far apart are pluto and charon? 2.0 ร 107 m 2.4 ร 1012 m 3.8 ร 1014 m 5.8 ร 1024 m
Answers: 1
What do you notice about gravity in space?...
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