A. per minute B. per second C. per hour D. per day 相关知识点: 试题来源: 解析 B。本题考查科普常识,光的速度约为 299,792 千米每秒,“per second”表示“每秒”,A 选项“per minute”每分钟,C 选项“per hour”每小时,D 选项“per day”每天,都不符合光速度的单位。反馈...
The speed of light is very fast. Light travels at about 300,000 kilometers ___. A. per hour B. per minute C. per second D. per day 相关知识点: 试题来源: 解析 C。本题考查科普常识。光的速度很快,约为每秒 30 万公里,选项 C 正确。选项 A 每小时错误;选项 B 每分钟错误;选项 D 每天...
What is the speed of light per minute? How many meters does light travel in a second? The speed of light is 3.00 x 10^8 m/s. How fast is this in miles per hour (miles/h)? What is the speed of light measured in? What is the speed of light squared?
We assume you are converting between inch/minute and speed of light [air]. You can view more details on each measurement unit: inch per minute or speed of light The SI derived unit for speed is the meter/second. 1 meter/second is equal to 2362.2047244094 inch per minute, or ...
How far does light travel in 1 millisecond? How do you calculate the speed of light in a medium? What is the value for the speed of light? What is the equation for the speed of light? What affects the speed of light? What is the speed of light per minute?
【题目】17The strange speed of light词数难度系数要求时间分钟体裁说明文Light travels at a speed which is about a million times faster than the speed ofsound, You can get some idea of this difference by watching the start of a race. If youstand some distance away from the starter, you can...
Light travels very fast. What is the speed of light? A. 300,000 kilometers per second. B. 30 kilometers per hour. C. 3,000 meters per minute. 相关知识点: 试题来源: 解析 A。光的速度是每秒 30 万公里。其他选项速度不对。反馈 收藏 ...
Which of the following is closest to the speed of light? A. 300 kilometers per hour B. 300,000 kilometers per second C. 30 kilometers per minute D. 3,000 meters per second 相关知识点: 试题来源: 解析 B。解析:文中提到光速非常快,光速大约是 30 万千米每秒,选项 B 符合。选项 A300...
speed of light (c) mach (speed of sound) (Ma) Destination unit metric units meters per second (mps) kilometers per second (kps) kilometers per hour (kph) meters per minute (m/min) imperial units miles per second (mps) miles per hour (mph) foot per second (fps) foot per minute (...
Light and electrons are the only known entities to experience this particle and wave duality. Photons are the smallest unit of light measurement, but they can't be truly called a particle because light has no mass. Therefore, photons are minute packets of light that usually travel in a wave...