You are sitting in a cart at the top of a hill on a roller coaster. you have 10,500 joules of gpe. if your current weight is 539 n, how tall is the hill you are sitting on?

the energy to form plasma comes from heat or electricity in the atmosphere!

sunny~ ☺

the number of protons in the nucleus of a given element. has slight luster and conducts electricity at high temperatures like metal.but like a nonmetal,boron is brittle and does not conduct electricity well at low temperatures. in graphite, carbon is a soft,brittle solid.it is reflective,ductile,or malleable.