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Ready, Set, SCIENCE!, by the National Research Council, focuses on K-8 science classsrooms. Check out the other publications in our online store, as well as classroom materials.

Space Weather Glossary

Scientists use a lot of big words when they talk about space weather. You may not know some of those words. Here is a list of some tricky space weather words. Click on a word to learn more about it:



Space Weather

Last modified June 15, 2004 by Randy Russell.

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Traveling Nitrogen Classroom Activity Kit

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The Solar Corona

Rising above the Sun's chromosphere , the temperature jumps sharply from a few tens of thousands of kelvins to as much as a few million kelvins in the Sun's outer atmosphere, the solar corona. Understanding...more

Magnetosphere

A magnetosphere has many parts, such as the bow shock, magnetosheath, magnetotail, plasmasheet, lobes, plasmasphere, radiation belts and many electric currents. Particles in the magnetosphere cause aurora...more

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The neutrino is an extremely light particle. (You definitely couldn't weigh one on your bathroom scale!) It also has no electric charge. Fusion reactions in the Sun produce neutrinos. By detecting these...more

The Photosphere - the "Surface" of the Sun

Most of the energy we receive from the Sun is the visible (white) light emitted from the photosphere. The photosphere is one of the coolest regions of the Sun (6000 K), so only a small fraction (0.1%)...more

The Plasma State

Plasma is known as the fourth state of matter. The other three states are solid, liquid and gas.Almost everything is made up of atoms (your dog, your science book, this computer...). The atom has a nucleus...more

The Earth's Plasmasphere

You may have heard your teacher talk about the 4 states of matter. Do you remember what they are? Solids (like your desk), liquids (like the milk you pour in your cereal), gases (like the air you blow...more

Sunspots

Sunspots are dark spots on the Sun. They may look small, but they are actually as big as a planet like Earth or Mars! Sunspots are "dark" because they are colder than the areas around them. Of course,...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