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Subtopic: Cosmology

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Resource	Grade Level	Media Type
Astronomical Images in Different Wavelengths Visible light is just one portion of the electromagnetic spectrum that a telescope may detect. This collection of images produced for Teachers' Domain features radio wave, infrared, visible light, and X-ray images of distant stars and galaxies as well as images of the telescopes designed to detect the various wavelengths of radiation.	6-12	Flash Interactive
The Beginnings of the Telescope This animated essay from the NOVA Web site examines the design of Galileo's refracting telescope and Sir Isaac Newton's reflecting telescope.	6-12	HTML Document
Birth of a Supernova, Type Ia In this interactive activity from NOVA Online, learn about a type of exploding star — a Type Ia supernova — that is so bright that astronomers can measure the distance to the galaxy in which it resides, and even learn which elements make up the star.	6-12	Flash Interactive
Birth of a Supernova, Type II In this interactive activity from NOVA Online, learn about a type of exploding star — a Type II supernova — that is so large it has a mass 10 times greater than the mass of our Sun.	6-12	Flash Interactive
Einstein: A Timeline of His Life This illustrated timeline from the NOVA Web site follows Albert Einstein's life, including 1905, his "Miracle Year," during which he developed his Special Theory of Relativity and the equation, E=mc².	6-12	HTML Document
Einstein: How Smart Was He? This essay from the NOVA Web site explores the impact Einstein made on physics and most everything we know about the cosmos.	6-12	HTML Document
The Electromagnetic Spectrum: FRONTLINE This video segment adapted from FRONTLINE introduces the electromagnetic spectrum and explains how the various types of electromagnetic waves are distinguished by the amount of energy each wave carries.	6-12	QuickTime Video
The Electromagnetic Spectrum: NASA From radio waves to gamma rays, this video segment from NASA introduces the seven categories of the electromagnetic spectrum and how each type of radiation is part of our everyday lives.	3-12	QuickTime Video
The Elements: Forged in Stars The story of how elements from lithium to uranium are created by stars is illustrated through animation and a hands-on periodic table in this video segment adapted from NOVA.	6-12	QuickTime Video
Galileo on the Moon Watch Apollo 15 astronaut David Scott perform Galileo's falling objects experiment on the Moon in this video segment from NASA.	6-12	QuickTime Video
Galileo's Telescope The invention of the telescope helped change our understanding of the universe. This video segment adapted from NOVA looks at Galileo's contribution to this technology.	6-12	QuickTime Video
Gravity and the Expanding Universe This video segment, adapted from NOVA, traces the evolving history of theories about gravity and a force that may oppose it, and the impact of both on our expanding universe.	6-12	QuickTime Video
History of the Universe This interactive timeline from the NOVA Web site recaps the theoretical origin and formation of the universe, and forecasts its eventual fate.	6-12	Shockwave Interactive
How Big Is the Universe? In this media-rich essay from the NOVA Web site, astronomer Brent Tully of the University of Hawaiʻi walks you through the latest scientific theories about the size of the universe.	6-12	HTML Document
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
Newton's Third Law of Motion: Astronauts in Outer Space In this video segment adapted from NOVA, NASA learns hard lessons from the first American attempt to do work while "walking" in space. The video also explores Newton's third law of motion.	3-12	QuickTime Video
The Origin of the Elements This video segment adapted from NOVA explains the origin of the elements and how scientists use unique element profiles to identify supernova types.	6-12	QuickTime Video
Pulsars: Jocelyn Bell In this video segment adapted from the NOVA, we meet Jocelyn Bell, a graduate student responsible for the discovery of pulsars.	6-12	QuickTime Video
Pulsars: Little Green Men The story behind Jocelyn Bell's role in the discovery of pulsars is told in this colorful, comic-book-style resource from A Science Odyssey Web site.	6-12	HTML Document
Relativity and the Cosmos This illustrated essay from the NOVA Web site introduces the basic concepts of Einstein's General Theory of Relativity and what we know about cosmology as a result.	6-12	HTML Document
Speed of Light: How Fast Is That? How fast is 300,000 kilometers per second? This text from the NOVA Web site offers a few real-world comparisons for the speed of light.	6-12	HTML Document
The Light Stuff This interactive activity from the NOVA Web site asks which items in your home can slow down the speed of light.	6-12	HTML Interactive
Speed of Light: Time Traveler This interactive game from the NOVA Web site explores what happens to time as a traveler approaches the speed of light.	6-12	Shockwave Interactive
Stellar Velocity: The Doppler Effect This interactive activity from the NOVA Web site illustrates the Doppler effect and shows how it applies to measuring the direction and speed of stellar objects.	6-12	Flash Interactive
Think Like Einstein This interactive activity from the NOVA Web site challenges you to think like Einstein and understand how time travel might be possible.	6-12	HTML Interactive
Tidal Curiosities This illustrated essay from the NOVA Web site answers questions about irregularities in the tides.	6-12	HTML Document
Tour the Electromagnetic Spectrum Take NOVA's interactive tour of the electromagnetic spectrum and find out why your eyes are like antennae for a narrow band of electromagnetic radiation.	6-12	HTML Interactive
What Is a Planet? This video segment, adapted from NOVA scienceNOW, presents the ongoing debate over the definition of a planet, including the status of Pluto.	3-12	QuickTime Video