Q.Fill in the blanks with appropriate words: (dust, atmosphere, mixture, motion, dissolved, oxygen). 1. Air is not one substance but a ……….. 2. When air is in ………. it is called wind. 3. Our earth is surrounded by ………... 4. The aquatic animals use ………. oxygen ...
Air is a substance.(The Early Years: Resource and conversation on PreK to 2 science)Ashbrook, Peggy
相关知识点: 试题来源: 解析 Gas The question asks for a noun that describes any substance like air that is neither solid nor liquid. Air is a gas, and gases are neither solid nor liquid. Therefore, the answer is gas.反馈 收藏
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根据英文释义写出单词 a simple chemical substance that is found in water, and also exists as a gas which is lighter than air
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While cushioning just as well as styrofoam, biodegradable air peanuts made from natural materials are both more sustainable and cheaper. Harts of Stur, a UK kitchen appliance and homeware retailer, is one company which has switched to this form of packaging from Greenlight ...
This is a mild tobacco. 这是一种味淡的烟. 《简明英汉词典》 Shakespeare is a giant among writers. 莎士比亚是作家中的巨擘. 《简明英汉词典》 When there is solar halo , it will rain; when there is lunar halo , it will blow. 日晕而雨, 月晕而风. 《简明英汉词典》 The matter in your ess...
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