What is the approximate dew point temperature when the dry-bulb temperature is 18°C and the wet-bulb temperature is 14.5°C?

Which of these describe conduction transfer of heat between two objects that are touching transfer of heat by the actual movement of war matter the process in which energy is imitated by one of the object transmitted through space and absorbed by another a process in which energy is released by the molecules breaking apart

The air that we breath is made mostly of which gaseous molecule

The frequency of the fundamental of the guitar string is 320 hz. at what speed v do waves move along that string?