Physics, 21.01.2020 20:31 masonorourke
A0.005 kg arrow hits a target and sticks to it. the arrow and the target, with a combined mass of 0.20 kg go off together at 4 m/s. how fast was the arrow moving at the moment of impact?
Answers: 2
Physics, 22.06.2019 02:30
Agas contained within a piston-cylinder assembly undergoes three processes in series: process 12: compression with pv= constant from 1 bar and 1 liter to 4 bar. process 23: constant pressure expansion to 1 liter. process 31: constant volume calculate the pressure and volume at each state, and sketch the processes on a p-vdiagram labeled with pressure and volume values at each numbered stat
Answers: 2
Physics, 22.06.2019 07:30
30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve
Answers: 1
Physics, 22.06.2019 22:00
On mars a rock falls an unknown vertical distance from a resting position and lands in a crater. if it takes the rock 2.5 seconds to fall, how high is the cliff the rock fell from? mars' surface gravity is 3.8 m/s2.
Answers: 2
Physics, 23.06.2019 02:00
Explain the difference in reactivity of the elements based on their electron configurations.
Answers: 1
A0.005 kg arrow hits a target and sticks to it. the arrow and the target, with a combined mass of 0....
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