) An object travels 20 m in 4 s heading south. What is its' velocity? ating very wed and is as velocity as to the change in 3 What is the expects relation

Velocity become 5 m/s south,

I didnt get from second line

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..

current flows in a wire