Physics, 10.03.2020 03:54 deanlmartin
Mature salmon swim upstream, returning to spawn at their birthplace. During the arduous trip they leap vertically upward over waterfalls as high as 2.87 m. With what minimum speed (in m/s) must a salmon launch itself into the air to clear a 2.87-m waterfall?
Answers: 2
Physics, 22.06.2019 08:30
Abike rider starts from rest and accelerates 28.0 meters down a slope in 5.00 seconds. what is her acceleration? select one: a. 3.21 m/sec2 b. 1.75 m/sec2 c. 9.80 m/sec2 d. 2.24 m/sec2
Answers: 3
Physics, 22.06.2019 12:10
Awater slide of length l has a vertical drop of h. abby's mass is m. an average friction force of magnitude f opposes her motion. she starts down the slide at initial speed vi. use work-energy ideas to develop an expression for her speed at the bottom of the slide. then evaluate your result using unit analysis and limiting case analysis. express your answer in terms of the variables h, m, l, vi, f and appropriate constants. vf v f
Answers: 2
Physics, 23.06.2019 12:30
Wich of yhe following is true a mass drpendent on gravity and weight is dependent on gravity
Answers: 2
Mature salmon swim upstream, returning to spawn at their birthplace. During the arduous trip they le...
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