___(scientific)has taught us how atoms are made up. 2.What conclusion do you draw___the research? 3.Teaching young children is a___(challenge)job. 4.When I opened the door,I found my father sitting in his chair,completely absorbed___the newspaper. 5.Please___(analysis)the case acc...
We are made of atoms that contain electric charges. Why we do not feel any electric force in our daily life?Atom:In chemistry, the atoms can be described as the tiniest particle which contains nucleus at its center around which particles having neg...
while each aluminum has thirteen. We call these substances elements because all their atoms are of the same type;they all have the same number of protons in the nucleus. The element is made up of chemical units which have two or more atoms held together by chemical bonds or connections. A...
Yes, cells are made up of atoms. Cell contains different parts. Each part and subpart is made up of compounds and/ or different molecules. Compounds...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your ...
. All substances, solids, liquids or gases, are made up of entirely atoms. A. whether they B. whether C. whether are they D. whether are
From the passage, we can infer that atoms are made up of which of the following? A. Protons and electrons only. B. Protons, neutrons and electrons. C. Neutrons only. D. Protons only. 相关知识点: 试题来源: 解析 B。原子是由质子、中子和电子组成。选项 A 只有质子和电子不完整;选项 C ...
Everything in the universe is made up of atoms, the universe is full of sound and we being part of the universe are therefore full of sound. The world of music and sound has no space and no time or limitations. Sound is one of the initial senses to awaken in the womb (子宫). It...
All atoms are made from the same bits, which are called subatomic particles ("sub" means smaller than and these are particles smaller than atoms). So if you chopped up an atom of iron, and put the bits into a pile, and then chopped up an atom of gold, and put those bits into a ...
They move out of their usual places so that the object loses its shape. Then we say that the object is melting.Atoms are like bricks because ___. A.atoms are made up of bricksB.everything is made of atomsC.they are the same in sizeD.atoms are made of everything 反馈 ...
01 Standing Up in the Milky WayTo make this journey, we'll need imagination. But imagination alone is not enough, because the reality of nature is far more wondrous than anything we can imagine. This adventure is made possible by generations of searchers strictly adhering to a simple set of...