Physics, 28.10.2020 16:30 HSiddiqui5
If a force always acts perpendicular to an object's direction of motion, that force cannot change the object's kinetic energy. If a force always acts perpendicular to an object's direction of motion, that force cannot change the object's kinetic energy. True False
Answers: 3
Physics, 22.06.2019 02:30
If a refrigerator is a heat pump that follows the first law of thermodynamics, how much heat was removed from food inside of the refrigerator if it released 380j of energy to the room?
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Physics, 22.06.2019 09:00
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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Physics, 22.06.2019 10:00
During which interval are the persons represented by the graph not moving? a) 0 to 0.5 hrs b) 1.5 to 2 hrs c) 2 to 2.5 hrs d) 4.5 to 5 hrs
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Physics, 22.06.2019 13:00
Discuss how the hardness or softness of the landing surface is related to the time required to stop the egg
Answers: 1
If a force always acts perpendicular to an object's direction of motion, that force cannot change th...
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