Physics, 06.10.2019 13:30 AIhunter2884
When you lift a book from the ground to your desk, what kind of work do you do, negative or positive? by lifting the book, what do you change? does the book gain or lose energy? what kind of energy?
i really only need with the last 3, but any is appreciated.
Answers: 1
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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
When you lift a book from the ground to your desk, what kind of work do you do, negative or positive...
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