sentences: the ground radiates solar energy into air & solar energy can warm up the air -> the solar matter radiated by the sky can warm up land the solar energy radiated by the ground can warm up air  if oil is heated then that oil will sunset & air is a kind of gas -> if air is heated then air will rise if air is heated then air will rise  the solar energy radiated by the ground can warm up air & if land is heated then land will sunset -> the solar energy radiated by the ground can cause the air to rise the solar energy radiated by the ground can cause the air to rise  the solar matter radiated by the sky can effect the land to sunset & travelling up a mountain side is a kind of rising -> the solar energy radiated by the ground can cause the air to travel up a mountain side