Curated OER
Tracing Highs and Lows in San Francisco
On a topographic map, learners identify the scale bar, north arrow, and contour interval. They then locate a hill on the map and make note of the contour lines. Students then locate other places with similar contour line patterns....
Fourmilab Switzerland
John Walker: Named Lunar Formations
This atlas of the Lunar surface features lists all named features. Click on a name and see an image of that item, or at least an image of the Moon centered on that item.
USA Today
Usa Today Weather: Understanding Storms and Fronts
Discusses air pressure, fronts, and storm formation. Links on page to well-illustrated and animated additional information.
University of California
Mid Ocean Ridge
An article from Scientific American details some recent discoveries about the ridge systems. "New maps reveal striking details of how segments of the Ridge form and evolve."
NOAA
Noaa: National Weather Service: Jetstream: Doppler Radar
Online school for weather presents a complete guide to learning about Doppler radar. Explore how it works, how it is used on the Web, radar images, and more. A review quiz and lesson plans are included for further enhancement of the topic.
US Geological Survey
Usgs: Plate Tectonics and Mid Oceanic Ridges
Excellent graphics and understandable text about all aspects of plate tectonics including mid-ocean ridges.
NOAA
Noaa: National Weather Service: Remote Sensing
The National Weather Service presents this site on remote sensing. Learn about Doppler radar, the Automated Surface Observing System (ASOS), and radiosondes. Review questions included.
University of California
Ucmp: Plate Tectonics: The Mechanism
A basic description of the driving force behind plate movement. Describes major features of the ocean floor including mid-oceanic ridges.
Other
Ibm: Biometrics
This site from IBM provides a simple introduction to the field of biometrics and includes descriptions with examples for several personal identification and recognition systems (e.g., fingerprints, hand geometry).