百度试题 题目虽然原子很小,更小颗粒组成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
aNo block read is support this device type 读的块不是支持这个设备型号[translate] aAtoms are made up of subatomic particles: 原子由亚原子粒子做成:[translate]
百度试题 题目Atoms are made from even smaller particles. They are Protons, Neutrons and Electrons. A.正确B.错误相关知识点: 试题来源: 解析 A 反馈 收藏
a科学家曾一度认为没有比原子更小的东西了,但现在大多数人都知道原子是由更小的粒子构成的 The scientist once did not think compared to an atomic smaller thing, but the present majority people all knew the atom was constitutes by a smaller granule[translate]...
All substances are made up of tiny particles called atoms.the center of an atom is known as the nucleus the nucleus is very dens 翻译这段话 相关知识点: 试题来源: 解析 所有物质都是有一种叫做原子的微小颗粒组成,原子的中心是原子核,其密度非常大 另外,个人认为你最后一个词打错了 分析总结。
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 ...
Atomic Particles Atoms are made of protons, neutrons and electrons 99.999999999999% of the atom is empty space Electrons have locations desc
Why()are()atoms()neutral?()Give()locations()of()the()particles()within()an()atom()that()make()it()neutral.相关知识点: 试题来源: 解析 Because()they()contain()equal()numbers()of()protons()(positive)()and()electrons()(negative).()The()protons()are()located()in()an()atom's()...
5 (a)Atoms and ions of elements are made up from the three subatomic particles, protons, electrons and neutrons, in varying amounts.Complete the following table to show the number of each particle in 14C2-.protons electrons neutrons14C2-[2] 相关知识点: 试题来源: 解析 6;8;8 反馈 ...
What are the properties of a solid? Why do protons tend to repel one another? What is the key to getting them to stick together? Explain the statement: Atoms can be broken down into smaller particles. What is coherent scattering?