The components of the universe smallest to largest

relative humidity, temperature and dew point -- are bound together in the mathematical relationship below. relative humidity changes when temperatures change. because warm air can hold more water vapor than cool air, relative humidity falls when the temperature rises if no moisture is added to the air. so i would say a

within 30 of the equator hope this

the answer would be knowledge about cars!

c. heat from the poles back down towards the equator.