Which of the following is true about mercury as a thermometric medium? A) it does not expand in the presence of heat. B) it is naturally bright red, so it’s highly visible. C) it behaves predictably in the presence of heat D) it changes from solid to gas inside a thermometer

a high pressure system is a dense air mass that is usually cooler and drier than the surrounding air. a low pressure system is a less dense air mass that is usually wetter and warmer than the surrounding air.

in general, areas that experience high atmospheric pressure also experience fair weather. low pressure systems can cause the formation of clouds and storms. air usually flows from areas of high pressure to areas of low pressure..

answer///terminator or twilight zone;

prndulum needs thread, weight clock to time swings