Wind is related to the movement of warm and cold air masses. which kind of heat transfer does this represent?

a: radiation

b: conduction

c: conduction

d: absorption

Plz choose one of the compounds from the table and explain how you know the numbers of atoms in your formula. is it possible for two different compounds to be made from the exact same two elements? why or why not? with a limited number of elements (less than 120 are known), does this mean we also have a small number of compounds or do we have a large number of compounds in this world?

Water is important for the of cells. a: size, shape, and temperature b: temperature, color, and odor c: color, odor, and size d: shape, temperature, and color

What is the relation between concentration of reactants and the rate of chemical reaction?