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Simple Gravity Experiments Sciencing.com
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  1. Simple Gravity Experiments
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NASA | Earth's Water Cycle
5:53
NASA | Earth's Water Cycle
已浏览 85.8万 次2012年8月3日
YouTubeNASA Goddard
Water Bodies for Kids | What are the different bodies of water?
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Water Bodies for Kids | What are the different bodies of water?
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YouTubeLearn Bright
Unique Earth: The Essence of Water | Full Documentary
52:00
Unique Earth: The Essence of Water | Full Documentary
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YouTubespace and science
Water Resources
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Water Resources
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YouTubeBozeman Science
Water Water Everywhere | Learn All About Water For Kids
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Water Water Everywhere | Learn All About Water For Kids
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YouTubeLearn Bright
Pop Up Science: Oil and Water
1:21
Pop Up Science: Oil and Water
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YouTubeMcGraw Hill PreK-12
Properties of Water
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Properties of Water
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YouTubeBOGObiology
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The Chemistry of Water | Chemistry Basics
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YouTubeAmerican Chemical Society
2:23
The Water Cycle! Science For Kids
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YouTubeNational Science Foundation News
2:15
Importance of Water in Life | Importance of Water - YouTube
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YouTubeOnline Education - Prismart TV
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