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PocketLab Voyager: The Inverse Square Law of Light--Quick and Easy

Submitted by Rich on Fri, 07/14/2017 - 18:17

Virtually every student of physics has done an experiment to verify the inverse square law of lightlight intensity is inversely proportional to the square of the distance from the source of the light.  With PocketLab Voyager this is a quick and easy experiment that is also a lot of fun to perform!

PocketLab Voyager: How to Discover an Exoplanet

Submitted by Rich on Thu, 07/13/2017 - 00:53

Over the past twenty years, scientists have discovered hundreds of what are known as exoplanets—planets that orbit stars outside of our own solar system.   Different groups of scientists worldwide have used a variety of methods to detect these planets.  In this lesson we will investigate a method that has been quite fruitful in finding exoplanets as a result of the Kepler Mission, launched by NASA in 2009.  Another similar mission is CoRoT, led by the French Space Agency.  These missions identify exoplanets by a method called transit, in which the b

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