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A. kilometers per hour B. kilowatts per hour C. kilograms per hour D. kilobytes per hour 相关知识点: 试题来源: 解析 A。“km/h”是“kilometers per hour”的缩写,表示“千米每小时”。选项 B“kilowatts per hour”是“千瓦每小时”;选项 C“kilograms per hour”是“千克每小时”;选项 D...
If the speed is 60 kilometers per hour, what is it in meters per second? A. 16.7 m/s B. 18.7 m/s C. 15.7 m/s D. 17.7 m/s 相关知识点: 试题来源: 解析 A。1 千米 = 1000 米,1 小时 = 3600 秒,60 千米/小时 = 60×1000÷3600 ≈ 16.7 米/秒。
A. 30 kilometers per hour B. 60 kilometers per hour C. 100 kilometers per hour 相关知识点: 试题来源: 解析 A。疑问词是“What”,询问市中心的限速是多少。回答是“30 kilometers per hour”,市中心通常限速 30 公里每小时。特殊疑问句结构为:疑问词+is+主语+表语。反馈...
The correct answer is **B. speed**. The speed of a car is measured in kilometers per hour. 1. **理解问题:** 问题询问的是汽车的什么属性,答案是每小时120公里。 2. **分析选项:** - A. price (价格) 与速度无关。 - B. speed (速度) 是指物体移动的快慢,通常用每小时多少公里表示。
Kilometers per second can be abbreviated askm/s, and are also sometimes abbreviated as km/sec. For example, 1 kilometer per second can be written as 1 km/s or 1 km/sec. How do you calculate km per hour? Speed is distance divided by time. Simply put, if you drove 60 kilometres for...
When converted to km/s, 75 mph is about 0.34 km/s. To convert miles per hour into kilometers per second we have to multiply by 1.61 as there are... See full answer below.Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our ...
The speed of a car is 60 kilometers per hour. What is one-third of the speed? A. 20 kilometers per hour B. 30 kilometers per hour C. 40 kilometers per hour D. 60 kilometers per hour 相关知识点: 试题来源: 解析 A。解析:60 的三分之一是 20。
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...
What is the speed of light in kilometers per hour? The Speed of Light: The speed of light is the universal speed limit. Neither matter nor energy can travel faster. In Einstein's famous equation E=mc^2, the speed of light is represented by the letter "c". Answer and Explanation: ...