properties of matter 研究物质的特性.The universe is composed of matter. 宇宙是由物质组成的.比如最后一个例句，接下去问：那么什么是物质呢？就可以说：Then what is matter?回答可以是：Matter is something that occupies space and can be perceived by one or more senses;Matter is a physica...
is matter?回答可以是：Matter is something that occupies space and can be perceived by one or more senses;Matter is a physical body,a physical substance,or the universe as a whole.物质：占据一定空间并能被一种或多种感觉感知到的东西；实体、物质或整个宇宙 楼主又没有限定这句话一定是...
aIf it is not possible to practice in a realistic setting 正在翻译,请等待...[translate] a可愛かったのでナマで中に出しちゃいました! 2 由于它是可爱的,是未加工的,它投入了,并且(希腊字母x) (ya)是! 2[translate] a在太空中有什么? Has what in the outer space?[translate]...
All matter consists of atoms, which, in turn, consist of protons, neutrons and electrons. Both protons and neutrons are located in the nucleus, which is at the center of an atom. Protons are positively charged particles, while neutrons are neutrally charged. Electrons are negatively charged, a...
is a blessing for sb is a thread to is action plan is all in my dreams is an abstract concep is anybody home is bright for the day is clinging on for ev is committed is default is everything i want is falling down on al is format of is gone ang i find mg is good at sports ...
whatyearisit whatidgivetorunmyfing whats in whats the good news whats the matter with whats the trick whats up whats your name and f whats your view on whatsletterismistake whatslovegottodowithi whatswrongwithyou whats your trouble whboy whcocomcn wheat chlorotie strea wheat dextrin wheat flou...
There is littlematterin outer space. It is a hard vacuum, without any air. This also makes it extremely cold. There are some stray particles andradiation, though. Ironically, even though space itself is cold, due to the lack of particles to interact with, it is difficult to get rid of...
Unit 1 What’s the matter? 教学目标: 1语言目标:描述健康问题的词汇,及如何根据别人的健康问题提建议。 2技能目标:能听懂谈论健康问题的对话材料;能根据别人的健康问题提建议; 能写出重点单词和重点句型,并能描述怎样对待健康问题。。 3情感目标:通过开展扮演病人等活动,培养学生关心他人身体健康的品质。
Dark matter constitutes over 80% of all matter in the universe, yet it remains unseen by scientists. Its existence is inferred because, without it, the behavior of stars, planets, and galaxies would be inexplicable. Here is what we know about it — or rather, what we think we know. ...
N.Y.—DorothyWoodruffandRosamondUnderwood—traveledto a settlementin the Rocky Mountainstoteachinaone-room schoolhouse. ThegirlshadgonetoSmithCollege.Theywore expensiveclothes.Soforthemto movetoElkhead,Colo.toinstructthechildrenwhoseshoes wereheldtogetherwithstring wasasurprise. Theirstayin Elkheadisthesubjec...