Consider a hot air balloon rising vertically from a launch site located on the ground. a person is initially standing 10 m from the launch site and begins walking towards the site at a rate of 3 m/s at the moment of launch. if the hot air balloon is rising at a constant rate of 4 m/s, how fast is the distance between the person and the balloon changing 2 seconds after the person starts walking?
Answers: 3
Physics, 22.06.2019 20:30, sza2016
This is a form of winter precipitation. it is frozen precipitation falling as ice pellets. snowflakes melt into raindrops as they pass through a thin layer of warmer air. the raindrops then refreeze into particles of ice when they fall into a layer of sub-freezing air near the surface of the earth. this precipitation is called a) hail. b) rain. c) sleet. d) snow.
Answers: 1
Physics, 22.06.2019 21:00, tobyfoerst
If the specific heat of a metal is 0.850 j/g °c, what is its atomic weight?
Answers: 2
Consider a hot air balloon rising vertically from a launch site located on the ground. a person is i...
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