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Pbs: American Experience: Truman Doctrine
This is a copy of a speech given in 1947 that describes US intent in stopping the spread of communism. It outlines threats to communist expansion into Greece and Turkey, and the US response to such a threat. This is a great primary...
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Pbs: Eyes on the Prize: "No School in Our State Will Be Integrated"
In this 1962 speech, Mississippi governor Ross Barnett defies the Supreme Court's order to admit James Meredith to the University of Mississippi claiming the federal government was interfering in a state matter.
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Pbs Learning Media: Greenland Mass Variation Since 2002
Scientists study ice sheets because they influence weather and climate, playing a role in atmospheric and ocean circulation. Ice sheets can also have huge impacts on global sea levels because they store so much water. Explore this...
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Pbs Learning Media: What Is Albedo?
When light strikes an object it can cause reflection or absorption depending on the wavelength of the light and the property of the material that makes up the object. Watch this whiteboard animation for a full explanation and to find out...
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Pbs Learning Media: Albedo Decrease Linked to Vanishing Arctic Sea Ice
Examine this visualization by NASA to understand how the warming of the Arctic region has caused the sea ice extent to decline by 40%, thereby throwing our earth's energy budget off balance. Extensive resources included are teaching...
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Pbs Learning Media: Link Between Arctic Sea Ice and Solar Radiation Absorbed
The Arctic plays an important role in regulating Earth's climate. The region reflects much of the Sun's energy and helps keep the planet cool. Data collected by NASA have revealed that sea ice in the Arctic has steadily declined over the...
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Pbs: American Experience: Primary Resources: First Inaugural Address 1933
A transcription of President Franklin D. Roosevelt's First Inaugural Address delivered on March 4, 1933.
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Pbs: American Experience: Primary Resources: Fireside Chat, May 7, 1933
President Franklin Roosevelt's Fireside Chat, the banking crisis address to the nation in May 1933. He presents his plans to end the trouble with the banks.
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Pbs: American Experience: Primary Resources: Maiden House Speech, 1947
Then Congressman Richard Nixon delivers a speech warns the nation of a Communist spy suspected of espionage and conspiracy.
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Pbs: American Experience: Grand Canyon: Powell's Expedition Colorado River
Part of the main feature called "Lost in the Grand Canyon," follow scientific explorer John Wesley Powell on his expedition down the Colorado River in 1869. This interactive map with its accompanying journal entries details the course of...
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Pbs Kids: Design Squad Challenge: Balloon Drive
Hands-on challenge "to make a helium balloon hover in one spot, then move it through an obstacle course using air currents". Provides full list of materials with ideas on how to design, build, and test the balloon's movement. Activity...
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Pbs Kids Go: Chuck Vanderchuck "Something Something" Explosion!
Interactive site that teaches kids about jazz, jazz instruments, and writing jazz music. Includes games,videos, and lots of great sounds.
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Pbs Learning Media: Pyrotechnics: It's Elemental
In this interactive periodic table from the NOVA Web site, find out the role of various elements in making fireworks.
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Pbs Learning Media: Mimicry: The Orchid and the Bee
In this photograph from Oxford Scientific Films, a horned bee attempts to mate with an Ophrys orchid, which has evolved to resemble a female bee.
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Pbs Kids: Science Rocks: Air Lift
Through this experiment, students are challenged to lift a book (and other items) with just air. Requires simple household items, gallon-size, zipper-lock plastic bag, book, pencil, drinking straw, and tape.
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Pbs Teachers:dragonfly Tv Cup
Apply knowledge of motion, forces and lift while sailing a boat around a race course.