[单项选择]{{B}}Set 5{{/B}}

{{B}}Temperature{{/B}} Three scales of temperature, each of which permits a precise measurement, are in concurrent use: the Fahrenheit, Celsius, and Kelvin scales. These three different temperature scales were each developed by different people and have come to be used in different situations. The scale that is most widely used by the general public in the United States is the Fahrenheit scale. In 1714, Daniel Gabriel Fahrenheit, a German physicist who was living in Holland and operating an instrument business, developed a mercury-in-glass thermometer and the temperature scale that still carries his name. His original scale had two fixed points: 0°was the lowest temperature that he could achieve in a solution of ice, water, and salt, and 96°was what he believed was the normal te A. On it, 0°was the freezing point of water. B. It was based on the lowest and highest temperatures that he could achieve with a mixture of salt and water. C. On it, 100° was the boiling point of water. D. It was based on an inaccurate understanding of the normal temperature of the human body. 查看答案 更多"{{B}}Set 5{{/B}}"的相关试题: [单项选择]{{B}}Set 2{{/B}} {{B}} Gadgets with a Sporting Chance{{/B}} Consumer electronics: New sports equipment, from tennis rackets to running shoes, uses processing power to enhance performance. Is that fair Why should aspiring athletes stand on the sidelines when a spot of electronic assistance can put them in the middle of the game That is the question many sports-equipment makers are asking as they sense an opportunity to boost their sales with high-tech products. You could call it the revenge of the nerds: a new wave of microchip-equipped sporting goods promises to enhance the performance of novices and non-sporting types alike--and could even make difficult sports easier. Take cross-country skiing. Victor Petrenko, an engineer at Dartmouth College’s Ice Research Lab in A. have good investment to their business. B. bring new zip to their business. C. have good future to their business. D. bring new profit to their business. 查看答案 [单项选择]{{B}}Set 3{{/B}} {{B}} The Evolution of the Photofit{{/B}} Security technology: A new type of computerised photofit system takes a novel evolutionary approach to generating images of suspects. If you have ever tried to describe someone’s face in detail, you will understand why the "photofit" composite images used by the police look so dodgy. In recent years, computerised "E-Fit" systems have helped improve the accuracy of these images by allowing witnesses to choose from a wider range of facial features. But researchers at the University of Stirling in Scotland found that, despite these improvements, people still have a hard time constructing recognisable faces--especially if there is a delay of more The problem is that people tend to recoguise faces as whole entities, ra A. The user doesn’t have to steer the selection process. B. It’s a powerful way to search a large number of possibilities for a particular solution. C. It is quick and accurate in generating a good likeness for the original face. D. An image can be generated even if the witness can only provide a sketchy verbal description. 查看答案 [单项选择]{{B}}Set 4{{/B}} {{B}} Importance of Vitamins{{/B}} Vitamins, which come in many different types all of which are quite diverse in chemical configuration and function, can be any of several organic substances that are separated into water-soluble and fat-soluble groups. Originally defined as organic compounds obtainable in a normal diet and capable of maintaining life and promoting growth, vitamins are differrent from carbohydrates, fats, and proteins in function, as well as in the quantities in which organisms require them. So critical are vitamins to a body’s essential strength and health that if they are absent from the diet or not properly absorbed by an organism, a specific deficiency disease may develop. The term vitamin originated from "vitamine," a word fir A. Consistent intake of vitamin A is not recommended because it may accumulate in the liver. B. It is not suitable for everyone because it may result in side effects such as nausea, loss of sight, dry skin etc. for some people. C. It must be taken 150 milligrams or less at a time. D. It must be taken with care because excessive or insufficient intake may result in illness. 查看答案 [单项选择]{{B}}Set 5{{/B}} {{B}} President Hoover’s Politics During the Great Depression{{/B}} At first everything seemed fine and dandy. America was enjoying one of the biggest economic surges in the nation’s history. However, even though America benefited from the economic boom of the so called "Roaring Twenties", the imbalance between the rich and the poor combined with the production of more and more goods and rising personal debt caused one of the biggest recessions in history. On Black Tuesday, October 29, 1929, the stock market crashed, triggering the Great Depression, which was the worst economic collapse in the history of the modem, industrial world. It spread from the United States and rippled out to the rest of the world, with banks failing and businesses going bust for over A. compare the number of jobless people prior to and during the Great Depression. B. provide an example of the results of Hoover’s unsuccessful policies. C. illustrate how thing went from bad to worse during the Great Depression. D. note the outcome of the downward spiral caused by combinations of reasons. 查看答案 我来回答: 提交 最新试题 ●    [单选题]按照国家标准《火灾分类》,D类火灾是指()。 ●    健康保险业务在区分人口年龄结构时，通常使用“六年龄组”划分标准，其中壮年组、中年组、老年组的划分区间 ●    一般而言，消费品中的（）比较适合采用密集性分销。 ●    [单选题]变压器出现哪些情况时可不立即停电处理（）。 ●    [不定项选择题]责任护士通过病史护理评估后，应考虑患者可能的重要病情变化是 ●    [判断题]现场检查高压带电设备时，允许强行打开闭锁装置。 网站地图 我要搜题网  版权所有  ©2023  湘ICP备18016427号   购买搜题卡查看答案 [会员特权] 开通VIP， 查看 全部题目答案 [会员特权] 享免全部广告特权 推荐91天 ¥36.8 ￥80元 31天 ¥20.8 ￥40元 365天 ¥88.8 ￥188元 请选择支付方式 微信支付 支付宝支付 点击支付即表示同意并接受了《购买须知》 立即支付 系统将自动为您注册账号 已有账号登录 找回账号密码 请使用微信扫码支付 订单号： 请不要关闭本页面，支付完成后请点击【支付完成】按钮 支付完成 取消支付 恭喜您，购买搜题卡成功 系统为您生成的账号密码如下： 账号 密码 重要提示：请拍照或截图保存账号密码！ 我要搜题网官网：https://www.woyaosouti.com 我已记住账号密码