Physics, 27.06.2019 16:00 Unknowndragon42
Awave has a wavelength of 11 mm and a frequency of 6 hertz. what is its speed?
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Chemical energy is a form of energy. a. heat b. kinetic c. potential d. electromagnetic
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Physics, 22.06.2019 10:30
An insulated 40 ft^3 rigid tank contains air at 50 psia and 120Β°f. a valve connected to the tank is now opened, and air is allowed to escape until the pressure inside drops to 25 psia. the air temperature during this process is kept constant by an electric resistance heater placed in the tank. determine the electrical work done during this process.
Answers: 2
Physics, 22.06.2019 10:30
Agroup of students were investigating the force of gravity. they began by dropping a foam ball from a height of 3 meters into a bucket of sand. the ball hit the sand in 0.306 seconds. they dropped additional balls of approximately the same diameter, but of different masses. here is the data they collected. based on this experiment and the collected data, what would their conclusion be?
Answers: 1
Awave has a wavelength of 11 mm and a frequency of 6 hertz. what is its speed?...
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