All sound waves move at nearly the same speed through the air. high-frequency sound waves have a shorter and a higher than low-frequency sound waves?

d they tend to lose electrons and become cations.

explanation:

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