Physics, 05.02.2021 17:20 sanaiajohnson56
A 62 kg male ice skater is facing a 42 kg female ice skater. They are at rest on the ice. They push off each other and move in opposite directions. The female skater moves backwards with a speed of 3.7 m/s. What is the velocity of the male skater?
Answers: 2
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When the force acting on an object points at least partially in the direction of the motion the work done is considered to be negative
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In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final
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A90db sound wave strikes an eardrum whose area is 5.0×10^-5m^2. how much energy is absorbed by the eardrum per second
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A 62 kg male ice skater is facing a 42 kg female ice skater. They are at rest on the ice. They push...
Mathematics, 17.08.2021 02:20
Mathematics, 17.08.2021 02:20