百度试题 结果1 题目Gas has no definite ___. A. color B. shape C. smell D. taste 相关知识点: 试题来源: 解析 B。气体没有确定的形状,选项 A 颜色不是这里考查的重点;选项 C 气味也不是重点;选项 D 味道也不是重点。反馈 收藏
Gas, one of the three fundamental states of matter, with distinctly different properties from the liquid and solid states. The remarkable feature of gases is that they appear to have no structure at all. They have neither a definite size nor shape, where
A. made up of particles packed closely together, having both definite shape and definite volume. B. made up of particles packed relatively close together, having an indefinite shape but a definite volume. C. Which state of matter has a definite volume and takes the...
States of matter and the arrangement of their atoms. (Photo Credit : Arisa_J/Shutterstock) Due to the strong forces that hold these atoms close together, solids are rigid and have a definite shape and size (unlike liquid and gas). Metals are solid at room temperature, due to the constitue...
20. ___ is known to the world, a gas has no definite shape. A. That B. Which C. What D. As 相关知识点: 试题来源: 解析 D 本题考查非限制性定语从句的引导词。选项中只有"As"可以引导非限制性定语从句,并表达"正如"的意思,符合句意。因此,正确答案为D。反馈...
It has no definite shape or volume. It can be created through heating and ionizing gas. Plasma has ions and electrons, which enable it to conduct electricity. Fluorescent lights, lightning, and stars are examples of plasma. BOSE-EINSTEIN CONDENSATE In the 1920s, Satyendra Bose and Albert Eins...
A substance in the gaseous state has neither definite shape nor definite volume. Like liquids, gases are fluids and assume the shape of their containers. Unlike liquids, they will expand to fill any container, regardless of its size. All gases condense into liquids or solids when sufficiently ...
Everyone needs one or more of the three states of matter in some way. Gas is also a state of matter, even though it isn't visible, it takes up space and has some volume and mass. The gaseous state has neither definite shape nor volume. An example of gas is oxygen, carbon dioxide,...
百度试题 题目A gas differs from solid___it has no definite shape.气体不同于固体___它没有固定的形状。相关知识点: 试题来源: 解析 in that 是因为(就在于) 反馈 收藏
Liquids – Liquids take up a definite space, but they can change shape by flowing. Atoms and molecules are loosely bound, but stay close together. Gases – A gas has no definite volume or shape. The atoms and molecules move freely and spread apart from one another. ...