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Physical Science: Download Only

Resource	Grade Level	Media Type
How Light Travels In this video segment adapted from Shedding Light on Science, observe demonstrations of the fundamental idea that light travels in straight lines.	3-8	QuickTime Video
Hubble's Expanding Universe This adapted video segment, using footage from NOVA and NASA, examines Edwin Hubble's work and how his findings laid the foundation for the Big Bang theory.	6-12	QuickTime Video
Light and Color This video segment adapted from Shedding Light on Science illustrates the dispersion of light through a prism and how raindrops refract sunlight to form rainbows.	6-12	QuickTime Video
Light and the Law of Reflection This video segment adapted from Shedding Light on Science demonstrates the law of reflection by showing how light energy is reflected off both smooth and rough surfaces at predictable angles.	3-12	QuickTime Video
Light Years This video segment adapted from Shedding Light on Science describes how astronomical distances can be measured in units of light-years, and how the finite speed of light allows astronomers to study how the universe looked long ago.	5-12	QuickTime Video
$Observing Refraction of Light$ Observing Refraction of Light This video segment adapted from Shedding Light on Science illustrates how light changes speed, and thus direction, in a process known as refraction.	5-12	QuickTime Video
Primary Colors of Light and Pigments In this interactive activity adapted from Shedding Light on Science, discover the difference between the primary colors of light and the primary colors of pigment—and the connection between the two.	6-12	Flash Interactive
Quantum Mechanics Are electrons particles or waves? This video segment adapted from A Science Odyssey looks at the intense debate surrounding the understanding of electron configuration.	9-12	QuickTime Video
Speed of Light This video segment adapted from Shedding Light on Science uses historical illustrations and everyday examples to show that light has a speed and does not travel instantaneously.	5-12	QuickTime Video
To Survive at High Velocity This video segment adapted from NOVA looks at speed, velocity, and centripetal force on the racetrack.	6-12	QuickTime Video