What does a supernova revolve around?

How are an atom ion and isotope of an element different? how many taste buds does an eight year old have? What electrons are the reactive particles of the atoms? What are the dangers for people living near volcanoes? Does it snow at Catskills mountains? What is the domain kingdom phylum class order family genus species of the red pine? How many quarts are in a c? Convert 54.56 kg to pounds? Examples of disaccharides? Is science a blessing? What part of central nervous system link brain and peripheral nervous system? How do plate tectonics make underwater volcanoes? What are the functions of minerals in the body? Is there a hurricane named Tricia? The temperature at which the solid and liquid phases of matter exist together is called its? Is lava a metamorphic rock? What did they do to clean up the damage caused by the Tangshan earthquake? Which type of symmetry do annelids exhibit? Are sheep carnivores omnivores or herbivores? What is the best gps system out there?