O Subscribe: ez science newsletter!

Occluded front: A complex frontal system that occurs when a cold front overtakes a warm front. Also known as an occlusion. (Explore Weather Fronts.) Ocean waves **includes animations Offshore breeze: A wind that blows from the land towards a body of water. Also known as a land breeze. Onshore breeze: A wind that blows from a body of water towards the land. Also known as a sea breeze. Opposition: The point in a planet's orbit when it is opposite the Sun in relation to the Earth. More. Orbits Why Planets Orbit **includes animations Ozone: A form of oxygen containing 3 atoms, occurring naturally in the stratosphere, and responsible for filtering out much of the Sun's ultraviolet radiation. Another type of ozone, smog, is caused by the burning of fossil fuels and other human activities. Smog resides in the lower troposphere.

explore more

All material on this site copyright © 1998,1999 Columns & Features FutureWatch Rocks from Space Science Snapshots Wil Milan's Universe Out at Night with Bruce Dale

The ez giftzone! Science book reviews

Your voice E-mail us with general site comments or suggestions. Comments & corrections on this or any page are encouraged. Hear the buzz? See what people are saying about ez! About ez! ez home page Advertise on ez! Newsticker for your site

Earth . Space . Weather . The Edge . Newsletter . News to go Asteroids . Comets & Meteors . Drought & Fire . Earthquakes . El Niño . Environment . Global Warming . Health Hubble . Hurricanes . Mars . Moon . Science research . Space missions . Solar System . Technology . Tornadoes . Volcanoes

101 . Q&A . A B C D E F G H I J K L M N O P Q R S T U V W X Y Z . Site map . Search

cool science is ez!