Professor of Geography Michael Ritter, from University of Wisconsin, Stevens Point, provides another excellent online textbook for high-school and college students.
This illustrated chapter on atmospheric pressure for high school and college students is from the online textbook "Fundamentals of Physical Geography" by Michael Pidwirny, Associate Professor, University of British Columbia.
Today's lesson from the National Weather Service Online Weather School is all about air pressure, and this online classroom includes six do-it-yourself experiments or labs, called Learning Lessons.
In addition to the short lesson, this NASA Kids Earth site includes three air pressure experiments, a word search puzzle, five discussion questions ("What do you think causes wind?") and a couple of online experiments
This illustrated geology lesson for elementary and middle-school students includes songs ("Why Does the Wind Blow") and an introduction to atmospheric pressure, density, wind patterns, and the Coriolis effect.
Air pressure is the weight (or force) of the atmosphere at any particular point. Although you can't feel it or see it, air pressure plays an important part in weather, and can be demonstrated with some really fun experiments.
"A falling snowflake may take up to two hours to reach the ground, and even the heaviest snowflake falls at only one mile per hour."
Wow! Don't miss this virtual snowflake designer. Start by perusing the gallery of saved snowflakes, and then try your hand at making your own.
Paper Snowflakes offers paper fold-and-cut snowflake templates for dozens of craft, science, and math activities.
Although it has been studied since the eighteenth century, the mystery of what causes lightning has not been completely unlocked.
When you first see lightning or hear thunder, activate your emergency plan. Now is the time to go to a building or a vehicle. IF OUTDOORS ...
National Geographic shares "electrifying stories" and "shocking facts" about lightning in this site for elementary and middle-school students.
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