Physics, 04.07.2019 14:00 cooltez100
Afootball is thrown upward at a 31° angle to the horizontal. the acceleration of gravity is 9.8m/s^2. to throw the ball a distance 77 m, what must be the initial speed of the ball. answer in units of m/s
Answers: 1
Physics, 21.06.2019 23:30
In which of the following cases is work being done on an object? question 2 options: pulling a trailer up a hill carrying a box down a corridor suspending a heavy weight with a strong chain pushing against a locked door
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Physics, 22.06.2019 05:30
Because light travels in a straight line and casts a shadow, isaac newton hypothesized that light is
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Physics, 22.06.2019 08:00
A0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. the velocity of the rock is 4.50 m/s. what is the centripetal force acting on the rock? 15.5 n 5.22 n 69.8 n 23.5 n
Answers: 2
Physics, 22.06.2019 14:00
Give an example of a collision in real life. use the law of conservation of energy to describe the transfer of momentum. be sure and discuss the momentum before and after the collision occurs. you will need at least 3 sentences to thoroughly answer this question.
Answers: 1
Afootball is thrown upward at a 31° angle to the horizontal. the acceleration of gravity is 9.8m/s^2...
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