解析 C。“Beaker”是烧杯;“Test tube”是试管;“Graduated cylinder”是量筒,用于测量液体体积;“Flask”是烧瓶。正确答案是 C,因为只有量筒是专门用来测量液体体积的。涉及的词汇有 beaker、test tube、graduated cylinder、flask,语法上本题是简单的特殊疑问句,考查对实验仪器名称的理解。
Beaker C. Graduated cylinder D. Flask 相关知识点: 试题来源: 解析 C。选项 A“Test tube”是试管,主要用于少量物质的反应等,不能测量液体体积。选项 B“Beaker”是烧杯,通常用于盛装液体等,也不能准确测量体积。选项 C“Graduated cylinder”是量筒,可以用来测量液体体积。选项 D“Flask”是烧瓶,用于反应等...
Learn about chemistry lab equipment. Understand what lab equipment is used to measure volume, measure, grind and dissolve solid samples, and evaporate water. Related to this Question Who invented the graduated cylinder? What is the mass of a cylinder?
What is the main purpose of a graduated cylinder in an experiment? A. To measure temperature B. To measure volume C. To hold chemicals D. To mix substances 相关知识点: 试题来源: 解析 B。本题考查实验工具的用途。Graduated cylinder 量筒的主要用途是测量体积。反馈 收藏 ...
A. graduated cylinder B. pencil case C. textbook D. chair 相关知识点: 试题来源: 解析 A。量筒(graduated cylinder)可以用来测量液体体积。选项 B 铅笔盒(pencil case)是用来装文具的;选项 C 课本(textbook)是用来学习知识的;选项 D 椅子(chair)是用来坐的。反馈...
解析 B。A 选项 beaker 是烧杯,主要用于盛放液体等;B 选项 graduated cylinder 是量筒,用于测量液体体积;C 选项 test tube 是试管,用于进行少量物质的反应等;D 选项 pipette 是移液管,主要用于准确移取一定体积的液体。题目中说用于测量液体体积的仪器是量筒。
A. Look at it from a slanted angle. B. Hold it up high and look down. C. Read it at eye level. D. Guess the measurement. 相关知识点: 试题来源: 解析 C。解析:测量量筒中的液体时,应在平视的角度读数。A 选项从倾斜角度看会产生误差;B 选项举高往下看也不准确;D 选项猜测测量是错误的方...
What is the English name for a tool used to measure liquid volume? A. 说原话究说原话究graduated cylinder说原话究说原话究 B. 以积算区来边水每队带并院以积算区来边水每队带并院beaker以积算区来边水每队带并院以积算区来边水每队带并院 C. 器是外做划本阶离前产习术风构身题易市器是外...
A. Pour the liquid out. B. Mix it with other liquids. C. Record the measurement. D. Add more liquid. 相关知识点: 试题来源: 解析 C。解析:用刻度量筒测量液体后,通常要记录测量结果。选项 A 倒出液体不是紧接着的操作。选项 B 和其他液体混合不符合下一步操作。选项 D 加入更多液体也不是该做...
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 ...