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8 天
on MSN
NASA-Led Team Links Comet Water to Earth’s Oceans
Scientists say cometary dust affects interpretation of spacecraft measurements, reopening the case for comets as potential ...
earth
3 天
Comets may have delivered water to Earth
Recent studies show comet dust influenced earlier measurements of water’s origins on Earth, challenging previous findings.
C&EN
1 年
Lesson 2.3: Changing State—Condensation
If the cup of cold water is not exposed to air, no condensation will form. The fast-moving molecules of water vapor transfer their energy to the side of the cup which is cooler. This causes the water ...
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