Product Type: Video Learning Clip
Audience: Educators, Students
Grade Levels: K-8
Subjects: Earth Science
In this video segment, viewers learn how the Vikings were excellent navigators and shipbuilders. Dr. D., a science expert, explains that Vikings probably used the stars to navigate. He discusses how the Vikings navigated when it was difficult to see the stars. Dr. D. also demonstrates how sun stones can be used to navigate.
Early Navigation, How Was It Done?
Duration: 2 minutes 39 seconds
> View QuickTime [9MB]
Other video learning clips in this series:
Navigational Uses for Global Positioning Systems, or GPS
How Do Global Positioning Systems, or GPS, Work?
Radar, Radio Waves and Light
What Is Electricity?
Experimenting With Electromagnets
Earth's Role as an Electromagnet and the Creation of Auroras
NASA's Research on the Sun
All About Solar Flares
What Are Geomagnetic Storms?