The end of the tracks, 8.8 m lower vertically, is a horizontally situated spring with constant 5 × 105 n/m. the acceleration of gravity is 9.8 m/s 2 . ignore friction. how much is the spring compressed in stopping the ore car? answer in units of m.

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