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Category: Online resources (external)

Using Google Maps to show wave refraction in water

Physics educators have used photos of natural and man-made breakwaters to show refraction for probably as long as we’ve had photography. But now online mapping web sites (Google, Yahoo. etc.) allow you to find locations near you to make the images more tangible to your students. Oceans and bays are full of images of refraction, but you may also find diffraction patterns in a large lake. Below is an example from a breakwater in Berkeley, CA, in the San Francisco Bay View Larger Map Check water bodies around your institution to find examples you can use with your students. Most…

Participate in a global light pollution campaign & make a world of difference!

Once again, the GLOBE community is invited to participate in the annual global sky observation known as GLOBE at Night. GLOBE at Night brings people outside to observe the constellation Orion from 16-28 March 2009. Participants simply choose a clear night on which stars are visible, take measurements of stars in this portion of the sky using GLOBE’s Magnitude Charts, and enter observations into the GLOBE at Night Web site. Students — alongside teachers, parents and community members– amass a data set from which they can begin to explore the concept of light pollution and to research the patterns of…

New YouTube NCNAAPT channel

CJ Chretien has started a channel on YouTube for NCNAAPT members to share their favorite videos. Please visit www.youtube.com/ncnaapt to see videos and add your favorites. From CJ: Call for Videos I am in the process of getting a YouTube channel going to promote NCNAAPT. Since there has been a few messages going around about video I thought I would put this out. If you have any videos of demos that you have done and you want to have them put on the NCNAAPT YouTube channel send them my way. These do not have to be videos of anything out…