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Understanding What Algebraic Variables Look Like and What They Mean
In algebra, variables are placeholder letters (capitalized and
lowercase) that represent the unknown, or what you're solving for. This video shows you what variables can look like and what they mean. Understanding variables help make algebra easier. 

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American History: The Great Compromise
The "Great Compromise" established the two houses of Congress, allowing the Constitution to be signed and this video help explains how this came about. Poor graphics and lacks any indepth insights. Students need to have help understanding the checks and balance system as well.
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The Discovery of Photosynthesis
This video segment from Interactive NOVA: "Earth" explores the history of plant biology. It takes the viewer from the earliest scientific hypotheses that plants ate dirt, to our present-day understanding of photosynthesis, the process by which plants use the sun's energy to convert carbon dioxide and water into carbohydrates, a storable form of chemical energy. Run time 02:33.
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Photosynthesis
This video segment from Interactive NOVA: "Earth" explores the history of plant biology. It takes the viewer from the earliest scientific hypotheses that plants ate dirt, to our present-day understanding of photosynthesis, the process by which plants use the sun's energy to convert carbon dioxide and water into carbohydrates, a storable form of chemical energy. Closed captioning included. Run time 02:25.
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Wyoming Oil Shale Deposits - Description, origin, and Exploitatio
This video describes the Wyoming oil shales, origins, and methods of exploitaion. There is some discussion of coal in western Canada. This is part of a geology course through Laurentian University in Ontario. "Understanding the Earth" originally aired on TVO Ontario in 1975 and rebroadcasted in 1986 Provided by mineguy101. Information is good but production quality of the video is quite dated. Run time 6:12
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The Millikan Experiment
How does science progress? Through painstaking trial and error, illustrated with a dramatic re-creation of Robert Millikan's classic oil-drop experiment. Understanding the electric force on a charged droplet and viscosity, the measured the charge of a single electron.
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Dr. Loopy's Blinding you with Science #2: Layers and erosion
This is episode #2 of Blinding you with Science. This series was produced to assists elementary students in understanding science concepts. In this episode Dr. Loopy and his friends discuss how layers are formed in nature and how erosion works. Run time 12:09.
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Inside a Volcano
Explore the science and beauty of these natural features. Video gives history that the Earth was once an icy ball others believe Earth was cold, but not quite ice.  700 million years ago the Earth was much colder.   Volcanoes warmed the surface of the Earth, video shows a volcano that erupted in 2004 where a volcano was filmed erupting through an ice sheet in Central Iceland, this is what would have happened millions of years ago but on a globa
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Solar Technology

GE researcher Vlatko Vlatkovic discusses solar technology development at GE from the roof of GE's global research center in New York.  It is a solar panel test set up.  He shows a silicone solar cell and explains how the sun hits the cell and is converted to energy.  He explains that the system is still very expensive and not very attractive and how they are trying to produce a more efficient, less expensive, and a better looking u
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The Animal Life in Reefs
Learn about the animal and plant life in the coral reefs with this professional video from World Wide Media.  Also learn about the effect of global warming on the reefs. Run time 5:24.
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A Basic Explanation of Global Warming
How does global warming work? Here is a quick explanation with graphics - presented by former American Vice President, Al Gore. Run time 01:05.
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A Wat Forward: Facing Climate Change
In this short documentary you can explore the global impact of climate change and its devastating effects. Learn what scientists suggest in response to these changes.   Run time 07:43
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Climate Change: State of the Earth
In 2006, Arctic sea ice shrank 6 percent more than it usually does, thus further speeding up global warming and threatening the survival of polar bears. Scientists discuss the ramifications and possible causes. Run time 05:59.
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Global Warming and Polar Bears
Learn about global warming and its affects on the endangered polar bear in the Arctic. Run time 03:12.
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Glacial Melting
Disappearing Alpine glaciers are a sign of global warming. In this movie learn how Austria's Goldberg Glacier is shrinking. You can see first-hand a valley that once was completely covered by ice that is now a barren, rocky wasteland with a small stream running through it. Run time 02:41.
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Amphibians May Give Us Clues to Our Changing Climate
Changes in amphibian populations may offer clues to changes in our climate. In the Rock Mountains scientists spend their summers studying wind, weather, plant life and amphibians. The salamander population in this area fluctuates year to year and they are trying to determine if this decline is caused by global warming or humans. Run time 03:14.
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Causes and Consequences of a Climate Change
This is a video on Global Warming Narrated by Leonardo DiCaprio. It lists the causes of global warming and the consequences it has. It explains what it is and how it works. It addresses the nonrenewable resource of fossil fuels in great lenths and suggests possible solutions. Run time 4:44.
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How do changes in Earth's magnetic field and ionosphere affect us? - Part 3
Part 3 in a discussion on How do changes in Earth's magnetic field and ionosphere affect us? Kyle Johnson – University of Colorado. Talks about meteor entry into the atmosphere (large flaming balls and little pieces of sand) leaving a trail visible on radar. They use the meteor trails to model affects on the lower atmosphere. Our daily lives depend on the Sun so it’s important in understanding the nature of that energy balance; it’s not a direct connection, but its all connected. He had al
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2 of 5_Cosmic Odyssey-The Enigma of Venus
Venus, the Sun's second planet, is a dark, broiling oven. It is a high-pressure, volcanic world with temperatures soaring above 500 degrees Celsius and air choked with carbon dioxide. How can the planets Earth and Venus, so similar in size and composition, be so different? The Enigma of Venus explores this unique planet's features, including its abundant volcanoes, which have been mysteriously inactive for hundreds of millions of years. Planetary scientists theorize on the current state of Venus
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3 of 5_Cosmic Odyssey-The Enigma of Venus
Venus, the Sun's second planet, is a dark, broiling oven. It is a high-pressure, volcanic world with temperatures soaring above 500 degrees Celsius and air choked with carbon dioxide. How can the planets Earth and Venus, so similar in size and composition, be so different? The Enigma of Venus explores this unique planet's features, including its abundant volcanoes, which have been mysteriously inactive for hundreds of millions of years. Planetary scientists theorize on the current state of Venus
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