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。
A. Measuring liquid volume B. Heating substances to high temperatures C. Pouring liquids D. Cutting materials 相关知识点: 试题来源: 解析 B。坩埚是用于将物质加热到高温的容器。选项 A 是测量液体体积,应该是量筒等工具;选项 C 是倾倒液体,比如漏斗等工具;选项 D 是切割材料,如剪刀等工具。
How would one read the volume of the liquid in the graduated cylinder to the proper number of significant figures?If a graduated cylinder has calibrations of one-tenth ml and a liquid is measured between 1 to 9 degrees Celsius, how many significant figures ...
In a chemical experiment, we use a tool to measure the volume of a liquid. What is this tool called? A. beaker B. flask C. graduated cylinder D. test tube 相关知识点: 试题来源: 解析 C。graduated cylinder 是量筒,专门用来测量液体体积。A 选项 beaker 是烧杯;B 选项 flask 是烧瓶;D ...
Liquidity risk is a lack of trading volume in a particular security or asset which could make it difficult for an investor to...
In a chemical experiment, we need to measure the volume of a liquid. What is the tool we usually use? A. beaker B. flask C. graduated cylinder D. test tube 相关知识点: 试题来源: 解析 C。在化学实验中,测量液体体积通常使用量筒(graduated cylinder)。选项 A“beaker”是烧杯;选项 B“flask...
题目In an experiment, we measure the volume of a liquid. What unit do we usually use? A. gram B. kilogram C. liter D. meter 相关知识点: 试题来源: 解析 C。测量液体体积通常用升。选项 A 和 B 是重量单位;选项 D 是长度单位。
Urine output is the total amount of urine expelled from the body over a short period. It is a volume measured in milliliters (ml) per hour (ml/h). But it can also be measured in 24 hours and compared with the glomerular filtration rate, which is expressed in milliliters per minute....
What can we use to measure the volume of a liquid? A. test tube B. beaker C. graduated cylinder D. flask 相关知识点: 试题来源: 解析 C。本题考查实验器材的用途。graduated cylinder 是量杯,可以用来测量液体的体积。test tube 是试管,主要用于少量物质的反应等。beaker 是烧杯,通常用于盛放液体等...
What is the density of the liquid? A 50 mL graduated cylinder is used to measure out 25 mL of water. What is the absolute error of the measurement? The volume of an irregularly shaped object is measured as 54.61 cm3. What is this volume in cubic meters? Is a pipet or a b...