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Physics, 22.06.2019 16:50
Abird flies directly overhead from where you stand at an altitude of 300.0 m and at a speed horizontal to the ground of 20.0 m/s. the bird has a mass of 2.0 kg. the radius vector to the bird makes an angle \thetaθ with respect to the ground. the radius vector to the bird and its momentum vector lie in the xyxy-plane. what is the bird’s angular momentum about the point where you are standing?
Answers: 2
Physics, 24.06.2019 01:20
The escape velocity of any object from earth is 11.2 km/s. (a) express this speed in m/s and km/h. (b) at what temperature would oxygen molecules (molecular mass is equal to 32.0 g/mol) have an average velocity v_{rms} rms equal to earth’s escape velocity of 11.1 km/s?
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Physics, 24.06.2019 04:20
From which type of clouds do hail pellets form? a)cirrus b)cumulus c)nimbostratus d)stratus
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Physics, 24.06.2019 05:00
What is happening in this picture? a. energy is being added to cause condensation.b. energy is being added to cause evaporation. c. energy is being removed to cause evaporation. d. energy is being removed to cause condensation.
Answers: 2
What does dominant mean...
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