Is a measurement of the average speed of an atom , ion , or molecule in motion in a specific sample of matter at a specific time

the earths atmosphere is made up of nitrogen and oxygen. solids can turn into gasses through a process called sublimation. sublimation is the transition of a substance directly from the solid to the gas phase, without passing through the intermediate liquid phase.

hope this : d

a lot of it means it can be "burned" for energy and sold at one price. if it is scarce, the price will go up

this could be newton#'s law of cooling. the cooling curve is exponential

radiation

explanation:

heat is transmitted by radiation