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Lost at Sea—The Search for Longitude
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Related NOVA Resources
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The following resources from the companion Web site accompany this program:
Today's Greatest Challenge
This feature asks leading scientists and engineers—such as physicist Leon
Lederman, geophysicist Marcia McNutt and biologist David Baltimore—to share
their views of today's greatest scientific and technological challenges. (Grades 3-5, 6-8, 9-12)
GPS: The New Navigation
Use a simplified step-through version of a hand-held Global Positioning Satellite receiver
to find out how GPS—a network of 24 satellites—works to pinpoint someone's location on
Earth within minutes and miles. (Shockwave plug-in required; non-Shockwave version available.) (Grades 6-8, 9-12)
Find your Longitude (Hot Science)
In this online activity, learn how to determine your longitude anywhere on the Earth
using the principle of knowing both the time where you are and the time in your home
port. (Shockwave plug-in required; non-Shockwave version available.)
(Grades 6-8)
Secrets of Ancient Navigators
This essay traces navigation of the first seafarers, including the Greeks, Phoenicians,
Norsemen, Polynesians and Chinese as they navigate the sea with everything from bird
behavior and wave type to compasses, astrolabes and sextants. (Grades 6-8, 9-12)
Plus:
Resources
Program Transcript
Complete narration for the TV program.
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