Which of the following correctly lists the name of the element, the symbol for the ion, and the name of the ion? a. fluorine, f+, fluoride ion b. zinc, zn2+, zincate ion c. copper, cu+, cuprous ion d. barium, ba3+, barium ion

Which of these describes how heat is transferred by convection* a. sunlight travels through space without the aid of fluids or solids. b. warm air rises and takes the heat with it, eventually, it cools and sinks c. air at the equator rises and sinks at the poles. d. air molecules touch the warm ground, heating them up *not conduction