A cast iron pan of mass 2.72 kg is used to cook food, then it is set aside to cool off before cleaning. The pan cools off from 320 degrees celcius to 70 degrees celcius after an unspecified amount of time. Find the amount of thermal energy released by the pan in this time. Use 0.460 kJ/kgK for the specific heat for cast iron

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