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With Explore the Planets, investigate the planets, their moons, and understand the processes that shape them. By G. Jeffrey Taylor, Ph.D. See our DVD collection.

Advanced Clouds and Atmosphere Word Search

When you find a word, click on the first (or last) letter and hold down the mouse button. Drag the cursor to the last (or first) letter and release.

Words can be horizontal or diagonal, forwards or backwards. So have fun and good hunting! Try our Beginner or Intermediate levels for variety...

Tell me more about these words that have to do with clouds and the atmosphere: clouds , weather , layer , stratosphere , mesosphere , ozone , noctilucent , AIM , cirrocumulus , rain , climate , thermosphere , ionosphere , nitrogen , cumulus , stratus

Last modified May 12, 2005 by Jennifer Bergman.

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The Fall 2009 issue of The Earth Scientist, which includes articles on student research into building design for earthquakes and a classroom lab on the composition of the Earth’s ancient atmosphere, is available in our online store.

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Traveling Nitrogen Classroom Activity Kit

Check out our online store - minerals, fossils, books, activities, jewelry, and household items!...more

Ozone - An Overview

The Ozone Hole. The Ozone Hoax. Pollution. Skin Cancer. The topic of ozone makes headlines on a regular basis, but why does a single molecule merit such media coverage? How important is the ozone in our...more

Noctilucent Clouds

Noctilucent clouds (NLC’s) or polar mesospheric clouds (PMC’s) are found very high in the Earth's atmosphere (about 85,300 meters above the Earth's surface!). They are called Polar Mesospheric Clouds when...more

AIM Mission Overview

The Aeronomy of Ice in the Mesosphere (AIM) mission is focused on the study of Polar Mesospheric Clouds (PMC’s), also known as noctilucent clouds (NLC’s). The mission will look at these clouds that form...more

Cirrocumulus

Cirrocumulus clouds (weather symbol - Cc) are composed primarily of ice crystals and belong to the High Cloud group (5000-13000m). They are small rounded puffs that usually appear in long rows. Cirrocumulus...more

Rain

Rain is precipitation that falls to the Earth in drops of 5mm or greater in diameter according to the US National Weather Service. Virga is rain that evaporates before reaching the ground. Raindrops form...more

What is Climate?

Climate in your place on the globe is called regional climate. It is the average weather pattern in a place over more than thirty years, including the variations in seasons. To describe the regional climate...more

The Thermosphere

The thermosphere is a layer of Earth's atmosphere. The thermosphere is directly above the mesosphere and below the exosphere. It extends from about 90 km (56 miles) to between 500 and 1,000 km (311 to...more

Windows to the Universe, a project of the National Earth Science Teachers Association, is sponsored in part is sponsored in part through grants from federal agencies (NASA and NOAA), and partnerships with affiliated organizations, including the American Geophysical Union, the Howard Hughes Medical Institute, the Earth System Information Partnership, the American Meteorological Society, the National Center for Science Education, and TERC. The American Geophysical Union and the American Geosciences Institute are Windows to the Universe Founding Partners. NESTA welcomes new Institutional Affiliates in support of our ongoing programs, as well as collaborations on new projects. Contact NESTA for more information. NASA ESIP NCSE HHMI AGU AGI AMS NOAA