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 ...
百度试题 结果1 题目Small___they are, atoms are made up of still smaller particles.相关知识点: 试题来源: 解析 as 反馈 收藏
Atoms are made up of ___. Atomic Model: The atomic model or the quantized shell model was developed by Bohr. Bohr suggested that the electrons move in fixed orbits and a certain amount of energy can be emitted or absorbed whenever electrons are jumping down or up into the allowed orbits...
Atoms are made up of smaller particles of matter called subatomic particles. In the center of the atom, we find the nucleus. The nucleus is made of...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your ...
o An atom is the smallest particle of an element that still has all the properties of the elemento Atoms are made up of smaller particles called protons, neutrons, and electrons. The smaller electrons orbit around a central nucleus of protons and neutrons 单击单词卡可翻转 👆 1 / 15 单词...
百度试题 结果1 题目2. Small as they are, atoms(原子) are made up of smaller units. 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
but 是并列作用 省略了 atoms 这个主语 but atoms are made up of different parts 原子由不同的元素组成 祝楼主身体健康! 分析总结。 but是并列作用省略了atoms这个主语butatomsaremadeupofdifferentparts原子由不同的元素组成结果一 题目 为什么but 后面没有主语?Since Dalton's time it has been discovered that...
Atoms are made up of protons and neutrons located within the nucleus, with electrons in orbitals surrounding the nucleus.Protons and neutrons have approximately the same mass, about 1.67 × 10–24 grams. Scientists arbitrarily define this amount of mass as one atomic mass unit (amu) or one ...
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All matter, __, is made up of atoms.A. whether it be gas, liquid or solid B. no matter gas, liquid or solid C. being it gas, liquid or solid D. which is gas, liquid or solid 答案：A 分析：正确答案:A 解析:本题考查虚拟语气。whether引导的让步状语从句中,从句谓语用“should+动词...