A plane flies at a speed of 900 kilometers per hour. How many meters does it fly in one second? A. 250 meters per second B. 300 meters per second C. 350 meters per second D. 400 meters per second 相关知识点: 试题来源: 解析 A。900 千米每小时换算为米每秒为 900×1000÷3600 = ...
A. 300,000 kilometers per second B. 200,000 kilometers per second C. 100,000 kilometers per second D. 50,000 kilometers per second 相关知识点: 试题来源: 解析 A。光的速度是每秒 30 万千米。这是基本的科学常识。其他选项速度错误。反馈...
Question: Traveling at 60 miles per hour, how many miles per second is being traveled? Converting Miles Per Hour to Miles Per Second: }] To convert miles per hour to miles per second, one has to establish a common variable. In this case, it will be seconds. Answer a...
tragedy staged again, once upon a certain day a diameter of 40 kilometers meteorite broke into the moon, because the moon's atmosphere is too thin, almost no resistance, is this meteorite is easy to break into the moon, because there is almost no resistance, meteorite impact force is very...
What is the average speed for a car that went a distance of 125 kilometers in 2 hours? Traveling at 60 miles per hour, how many miles per second is being traveled? A road map uses a scale of 3 cm for every 5 miles. How many miles are there in 9.5 cm?
A. 300,000 kilometers per second B. 30,000 kilometers per hour C. 3,000 kilometers per minute D. 300 kilometers per second 相关知识点: 试题来源: 解析 A。光的速度是每秒 30 万公里。选项 B、C、D 速度都不对。科普阅读要记住一些重要数据。反馈...
Light travels very fast. How fast does light travel? A. 300 kilometers per second B. 3000 kilometers per second C. 300000 kilometers per second D. 30000 kilometers per second 相关知识点: 试题来源: 解析 C。解析:光传播得非常快。光的传播速度是 300000 千米每秒。选项 A、B、D 的速度都...
Learn how to convert from kph to yards per second and what is the conversion factor as well as the conversion formula. We will show the you the step-by-step solution.
4 miles is how many feet? Converting Units of Length or Distance Inches, feet, yards, and miles are commonly used units for measuring length. Because each of these units measures the same thing, you can convert, or change, from one unit to the other if you're familiar with how they co...
If the cars are moving toward each other, car 1 with a speed of 9.5 m/s and car 2 with a speed of 10.40 m/s, how many seconds will it take befo What is the average speed of the car in kilometers per hour? It can acce...