A. value B. number C. amount D. figure 相关知识点: 试题来源: 解析 A。“value”有“数值;价值”的意思,“constant value”表示“恒定值”,在描述光速时常用“constant value”,A 选项符合。“number”侧重于数字;“amount”常指数量;“figure”更多指数字或图形,均不符合描述光速是恒定值的语境。反馈...
speed of light- the speed at which light travels in a vacuum; the constancy and universality of the speed of light is recognized by defining it to be exactly 299,792,458 meters per second light speed,c constant- a number representing a quantity assumed to have a fixed value in a specifie...
Value: Contact Us Results: What Is the Speed of Light? By Joe Sexton Full bio Share on Facebook Share on X Share on Pinterest The speed of light is a unit used to measurespeed. Speed of light can be abbreviated asc; for example, 1 speed of light can be written as 1 c. ...
题目 光速C是什么意思? 答案 光速:c=299792458m/s英文:speed of light定义:光波或电磁波在真空或介质中的传播速度.理论 人无论靠什么推进器,速度都是无法达到光速的,更不要说超光速了.因为,有质量的物体的运动速度是不可能达到光速的. ... 结果二 题目 光速C是什么意思? 答案 光速:c=299792458m/s英文:...
The speed of light is very fast. “speed” means ___. A. velocity B. rate C. fastness D. all of the above 相关知识点: 试题来源: 解析 D。“speed”可以表示速度、速率、快速,“velocity”“rate”“fastness”都有这些意思。反馈 收藏 ...
The speed of light is a constant in __. A. space B. spaces C. spacial D. spacially 相关知识点: 试题来源: 解析 A。“in”后面接名词单数形式,“space”是“空间”的意思。选项 B 是复数形式错误;选项 C 是“空间的”意思错误;选项 D 是“在空间上”意思错误。
Enter the speed in speed of light below to convert it to speed of sound. Speed of Light Value: SWAP UNITS Contact Us Result in Speed of Sound: 1 c = 874,030.489796 sound Learn how we calculated this Do you want toconvert speed of sound to speed of light?
Changing text of buttons in MessageBox Changing the static text control background color? Check for installed version of Microsoft Visual C++ 2013 Redistributable (x86) Check if a float is valid? check if directory exists Check if Iterator is valid Check if the value exist in the Registry. chil...
comparison indicator comparison key comparison of bathes comparison operation comparison operator comparison order comparison software comparison value compartment model compartment system compass compass computer for compass on line inter compass type aesthesi compa station compatability test compa theodolite comp...
百度试题 结果1 题目The speed of light is greater than of sound. A. this B. that C. these D. those 相关知识点: 试题来源: 解析 B 反馈 收藏