What is an ecosystems that not depend on the sun?

What light source gives the most lumens of light per watt? What is a flat mirror called? Every line of latitude is parallel to? How far is Chile from the equator? What does status 99 mean in electricity bills? What are facts about stinging cells? Which of the following was one result of El Niño that occurred in 1997-1998? What tectonic plate does Hawaii sit on? What cycle effects global warming the most? A slogan for Gallium? Was there ever a hurricane named Kathy? Many cooking pots are made out of metal because they quickly transfer heat from a stove to food. What physical property does this describe? Why do scientists combine evidence from fossil fuels body structures and early development and DNA and protein? What gram positive cocci bacteria has tetrad? Who won Nobel Prize for both Physics and Chemistry? What effect does cohesion produce where water and air meet? Why does one generic antacid work better than another? What are the 9 major plates and 8 minor plates? Why is a pair of tweezers is needed when you use an analytical balance? What is the north south east west thing called?