Physics, 02.07.2019 08:30 xavier0329
Aball, with a mass of 4.5kg, is thrown directly upwards. it reaches a maximum height of 19m from the point at which it was released. using the principle of energy conservation, and ignoring air resistance, calculate the ball's speed when it was released, in m/s. use a gravitational acceleration value of g = 9.8 m/s^2.
Answers: 1
Physics, 22.06.2019 07:20
If the ama of the inclined plane below is 2, calculate the ima and efficiency. ima = efficiency =
Answers: 1
Physics, 22.06.2019 22:30
Isobars are lines of constant or equal pressure on a weather map. they can be used to find areas of low or high pressure over a broad area, and they can tell us how intense the system may be. on weather maps, you may have noticed areas that have a large l or h over a region with lines circling around them. the l stands for low pressure and h stands for high pressure. the lines circling them are isobars. check out the pressure system and isobars over georgia and florida. what is the present weather in this area ? a) clear and sunny b) cold and cloudy c) changing weather d) lots of precipitation
Answers: 3
Aball, with a mass of 4.5kg, is thrown directly upwards. it reaches a maximum height of 19m from the...
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