What is a thermometer used to measure? A. Pressure B. Temperature C. Volume D. Mass 相关知识点: 试题来源: 解析 B。解析:thermometer 是温度计,用于测量温度。选项 A 压力要用压力计测量;选项 C 体积用烧杯等测量;选项 D 质量用天平测量。反馈 收藏 ...
Mass is a measure of the amount of matter in an object. What is the SI unit of mass? A. gram B. kilogram C. pound D. ounce 相关知识点: 试题来源: 解析 B。A 选项 gram 克,不是国际单位制中的基本单位;C 选项 pound 磅和 D 选项 ounce 盎司都是英制单位;B 选项 kilogram 千克是国际...
Briefly explain how a mass spectrometer works. What kinds of information does one obtain from the instrument? What three things can you read on a spectrophotometer? What is the name given to the scattered light caused by the dispersed phase when a beam of light passes through a...
What tool is used to measure mass?Question:What tool is used to measure mass?MassAnything that exists in the physical world has mass. Mass is how much material a substance contains. The density and volume of a material can be used to calculate its mass.Answer...
题目Do you know what the body mass index(体重指数) is?According to the National Healthy Service,BMI is a measure(测量方法) that uses your height and weight to work out if you are fit.Some cities in China have included BMI in the PE test for the high school entranc...
What instrument is used to measure the mass of a substance? A. balance B. graduated cylinder C. beaker D. flask 相关知识点: 试题来源: 解析 A。balance 是天平,用于测量物质的质量。graduated cylinder 是量筒测量体积;beaker 是烧杯;flask 是烧瓶,都不能测量质量。反馈 收藏 ...
A. Balance B. Scale C. Graduated cylinder D. Test tube 相关知识点: 试题来源: 解析 A。解析:Balance 天平用于测量化学物质的质量。Scale 一般指秤,在实验室较少用;Graduated cylinder 是测量液体体积的;Test tube 试管是反应容器等。反馈 收藏
Standing out from the competition One of the biggest challenges with mass marketing is that it can be difficult to stand out when you’re competing for limited attention. Additionally, mass media audiences are often bombarded with messages they may not be interested in, leading to consumer fatigue...
A visual model of the behavior of something you intend to build or establish in a workflow is becoming a critical business tool. Today, you can analyze the behavior of an engineering, manufacturing, medical, resources, transport, or supply chain project over time using simulation software to hel...
This site introduces the characteristics and types of plastic forming in addition to mass production and applications of serial processing centering on steel materials. “Introduction to Machining” is a site where users can learn about machining. This s