The speed of a bike is 15 kilometers per hour. What is the speed in meters per minute? A. 250 meters per minute B. 300 meters per minute C. 350 meters per minute D. 400 meters per minute 相关知识点: 试题来源: 解析 A。15 千米每小时换算为米每分钟为 15×1000÷60 = 250 米每...
The speed in speed of light is equal to the speed in kilometers per hour multiplied by 9.2657E-10. For example,here's how to convert 5,000,000,000 kilometers per hour to speed of light using the formula above. speed of light = (5,000,000,000 km/h × 9.2657E-10) = 4.632835 c...
The speed of a car is 80 kilometers per hour. What is the speed in meters per second? A. 20 meters per second B. 22.2 meters per second C. 25 meters per second D. 30 meters per second 相关知识点: 试题来源: 解析 B。1 千米等于 1000 米,1 小时等于 3600 秒。80 千米每小时换算...
Besides,the speed in some crowded areas is limited ___ 30 kilometers per hour.相关知识点: 试题来源: 解析 答案见解析 根据句意和所给部分可知这句话使用短语be limited to意为"限制在"。故填to。此外,一些拥挤地区的车速限制在每小时30公里。完成句子考题的形式为:给定完整的中文句子及结构较完整的英文...
the speed of 400 kilometers per hour, the train can complete the 30 kilometer journey in 8 minutes. 相关知识点: 试题来源: 解析 1.at 考查介词。表示处于某个速度,用介词at,完整表示为at the speed of,句意:火车以每小时400公里的速度行驶,可以在8分钟内完成30公里的旅程。故填at。
A person walks at a speed of 5 kilometers per hour. How far does he walk in 3 hours? A. 15 kilometers B. 12 kilometers C. 18 kilometers D. 10 kilometers 相关知识点: 试题来源: 解析 A。根据距离公式,速度乘以时间等于距离,5×3 = 15 千米。B、C、D 选项的数值错误。
解析 本题考查词性辨析,需要了解句意及分析句子成分,填入正确的词汇。句意:小汽车限速为每小时100千米。speed limitation表示限速。因此选择C. 本题考查词性辨析,需要了解句意及分析句子成分,填入正确的词汇。句意:小汽车限速为每小时100千米。speed limitation表示限速。
In a scientific research, if the speed is 60 kilometers per hour and the time is 3 hours, what is the distance? A. 120 kilometers B. 150 kilometers C. 180 kilometers D. 200 kilometers 相关知识点: 试题来源: 解析 C。根据距离 = 速度×时间,60×3 = 180 千米。
The speed limit on this road is 50 kilometers per hour. If you drive at 60 kilometers per hour, you are _. A. driving safely. B. within the speed limit. C. over the speed limit. D. driving too slowly. 相关知识点: 试题来源: 解析 C。这条路限速 50 公里每小时,开 60 公里每...
The speed of a car is 60 kilometers per hour. How many meters does it travel in one minute? A. 1000 meters B. 100 meters C. 600 meters D. 10000 meters 相关知识点: 试题来源: 解析 A。1 千米等于 1000 米,60 千米每小时换算为每分钟行驶 1 千米,即 1000 米。