A. three hundred thousand B. three hundreds thousand C. three hundred thousands D. three hundreds thousands of 相关知识点: 试题来源: 解析 A。“hundred”“thousand”等词,前面有具体数字时,不用复数形式,也不能加“of”,所以“三百千米”是“three hundred thousand kilometers”。反馈...
How many speed of light in 1 millimeter per second? The answer is 3.3366416468926E-12. We assume you are converting between speed of light [air] and millimetre/second. You can view more details on each measurement unit: speed of light or millimeter per second The SI derived unit for speed...
1 speed of light [air] is equal to 299702547 meter/second. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between speed of light [air] and meters/second. Type in your own numbers in the form to convert the units!
将“光所拥有的速度”视为像车速一样物理量一样时，它就可以有不同的测量精度版本，另外光在不同介质中的速度也确实不一样，所以可以有a speed of light，比如 【例句1】Romer calculated a speed of light of around 220,000 kilometers per second. (罗默计算出的光速约为每秒22万公里。)对a speed of ...
The speed of light is about 300 million meters per second. What is the unit of speed? A. meter per second B. kilogram C. newton D. joule 相关知识点: 试题来源: 解析 A。速度的单位是米每秒,meter per second;B 选项 kilogram 是千克,质量单位;C 选项 newton 是牛顿,力的单位;D 选项 joule...
百度试题 结果1 题目The speed of light in a vacuum is approximately ___ meters per second.相关知识点: 试题来源: 解析 答案:299,792,458 反馈 收藏
百度试题 结果1 题目The speed of light in a vacuum is approximately ___ meters per second.相关知识点: 试题来源: 解析 答案:299,792,458 反馈 收藏
Share the Definition of speed of light on Twitter Twitter Kids Definition speed of light : a fundamental physical constant that is the speed at which electromagnetic radiation travels in a vacuum and that has a value of 299,792,458 meters per second More...
The speed of light in kilometers per second is 0.00299792458 kilometers per second, or 0.003 km per second. The equation below explain how to...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your tough ...
This unit conversion example problem demonstrates how to convert the speed of light inmetersper second to miles per hour. Problem The speed of light in avacuumis 2.998 x 108m/sec. What is this speed in miles per hour? Solution To convert this measurement, we need to convert meters to mil...