Bernard Nebel
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Scientists in Action: Eight-Legged Superheroes
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Bernard Nebel in: Open Discussion
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- 4 years, 10 months ago
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Help for Explaining Weightlessness
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Lani in: Lesson D-7. Gravity II: Rate of Fall; Weightlessness in Space and Distinction Between Mass and Weight
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- 4 years, 10 months ago
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Error re: baking soda-vinegar chemical reaction
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- 4 years, 10 months ago
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Question about heat energy release
Started by:
bemis91 in: Lesson A-7. Air: A Mixture of Gases (Mixtures and Chemical Reactions)
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- 4 years, 10 months ago
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Hey mom, look at me!
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- 4 years, 10 months ago
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Ancient viruses found in Tibetan glacier
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- 4 years, 10 months ago
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How to motivate yourself (your kids) to change behavior | Tali Sharot
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- 4 years, 10 months ago
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Introduction
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- 4 years, 11 months ago
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From where to plants get their mass?
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- 4 years, 11 months ago
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The Deep Sea
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- 4 years, 11 months ago
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Major Kinds and Sources of Pollution
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- 4 years, 11 months ago
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Major Pollution Problems Still Begging for Solutions (Eutrophication and Climate Change)
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- 4 years, 11 months ago
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Aphid-munching beetle could help save hemlock forests
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- 4 years, 11 months ago
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Scientists in Action: Eight-Legged Superheroes