Which substance(s) will be good conductors of electricity? i. h2o (s) ii. nacl (s) iii. nacl (l) iv. au (s) a) i and ii only b) iii and iv only c) ii and iii d) all of them (it's on usatestprep)

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