ESS CH.12 Summary

ESS CH.12 Summary - ESS Ch. 12 Summary Weather- the state...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
ESS Ch. 12 Summary - Weather- the state of the atmosphere at a given time and place o 5 Variables that define weather: Temperature, air pressure, humidity, cloudiness, and wind speed + direction - Climate- the average weather condition at a give place. In order to determine the climate, the weather must be averaged over a period of years. - 2 energy sources drive the atmosphere: The Suns heat and the Earths rotation . - 3 major gases that make up most of the aerosol-free air (99.96%) o nitrogen, Oxygen, and Argon - Aerosols- tiny liquid droplets or tiny solid particles that are so small they remain suspended in the air. Ex) fog, tiny ice crystals, sea salt crystals, dust in winds, pollutants, etc. - Humidity is how much water vapor is in the air, while relative humidity is the ratio of the vapor pressure in air to the saturation vapor pressure. - Water vapor, carbon dioxide, methane, nitrous oxide and ozone- all help trap the sun’s heat and shield the earth from ultraviolet rays. ALL GREENHOUSE GASES
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 3

ESS CH.12 Summary - ESS Ch. 12 Summary Weather- the state...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online