Physics, 01.06.2021 22:40 hayleyharding013
explain how a roller coaster functions using gravity and momentum. Why does it not need an engine or a motor to speed it up and slow it down?
Answers: 1
Physics, 21.06.2019 17:00
The density of a substance is 4.0 g/cm3. if a sample of the substance has a volume of 25 cm3 then what is the mass
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Physics, 22.06.2019 09:30
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
Answers: 3
Physics, 23.06.2019 00:30
Due in 40 explain in terms of frame of reference if you’re inside a moving train everything on the outside can seem to be moving
Answers: 1
Physics, 23.06.2019 10:30
How many minutes does light need to travel from the sun to jupiter?
Answers: 1
explain how a roller coaster functions using gravity and momentum. Why does it not need an engine or...
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