Which of the following could be used as biomass fuel? check all that apply. a. rocks b. corn stalks c. plastic d. a tree

Abag of potato chips contains 2.00 l of air when it is sealed at sea level at a pressure of 1.00 atm and a temperature of 20.0 deg c. what will be the volume of the air in the bag if you take it with you, still sealed, to the mountains where the temperature is 7.00 deg c and atmospheric pressure is 70.0 kpa? assume that the bag behaves like a balloon and that the air in the bag is in thermal equilibrium with the outside air.

The energy equivalent of the rest mass of an electron is

By what primary heat transfer mechanism does the sun warm the earth?