Physics, 21.07.2019 03:31 Thejollyhellhound20
Which best summarizes what happens to the system after heat is added? kinetic energy within the system decreases and creates mechanical energy as the piston moves upward. kinetic energy within the system increases and is transformed into mechanical energy as the piston moves upward. mechanical energy within the system increases and is transformed into kinetic energy as the piston moves upward. mechanical energy within the system decreases and creates kinetic energy as the piston moves upward?
Answers: 2
Physics, 21.06.2019 20:50
An airplane flies eastward and always accelerates at a constant rate. at one position along its path it has a velocity of 34.3 m/s, it then flies a further distance of 40100 m and afterwards its velocity is 47.5 m/s. find the airplane\'s acceleration and calculate how much time elapses while the airplane covers those 40100 m.
Answers: 1
Physics, 22.06.2019 12:30
What would be the strength of earth's gravitational field at a point where an 80.0 kg astronaut would experience a 80% reduction in weight
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Physics, 22.06.2019 15:50
An object with initial temperature 130 ∘ f is submerged in large tank of water whose temperature is 50 ∘ f . find a formula for f ( t ) , the temperature of the object after t minutes, if the cooling constant is k = − 0.2 . remember newton's law of cooling (the rate of change of temperature with respect to time is equal to k times the difference between the temperature of the object and the surrounding temperature) ! : )
Answers: 1
Physics, 22.06.2019 19:30
Which of these has some mechanical energy? a. an atom b. heat inside earth c. a book on a shelf d. the fire from a lit match
Answers: 1
Which best summarizes what happens to the system after heat is added? kinetic energy within the syst...
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