Physics, 22.04.2021 18:00 nikeahbrown
a butell of mass 0.01kg is fired into a sandbag of mass 0.49 kg hanging from a tree. the sand with the bullet embedded into it swing away at 10 m/s fi d the momentum after the collision?
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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) ! : )
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Which basic property determines a colored light's placement on the spectrum of visible light? a. speed b. frequency c. amplitude d. velocity
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a butell of mass 0.01kg is fired into a sandbag of mass 0.49 kg hanging from a tree. the sand with t...
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