The core of the sun is so hot and there is so much pressure because something called nuclear fusion takes place. hydrogen is changed to helium. Nuclear fusion creates heat and light
Most other people can't sign up for the exchange again.Scott Walker elected to second term, third election victory in four years.
Water filters take in water and clean the water. Say some dirt fell in your pool. The water filter would take in the dirty water and clean it and come out with fresh clean water!