01:30Learning
Can you see the grey box? Sensory adaptation explained by Kit Yates #sciencedemo #optical #sensory
The Royal Institution
Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now: https://www.khanacademy.org/humanities/us-history/civil-war-era/sectional-tension-1850s/v/uncle-toms-cabin-part-1 KA's US History fellow Kim and US history intern Becca discuss the growing sectional conflict in the 1850s that surrounded the publication of Harriet Beecher Stowe's novel Uncle Tom's Cabin.
Published 2016-07-06 · Watch on YouTube ↗
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01:30The Royal Institution
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