Light is a rather curious topic in science as there is more than one theory regarding its behavior. It travels faster than anything we know and can travel through empty space.Answer and Explanation: Light is energy and travels in waves. All forms of energy on the electromagnetic spectrum ...
根据“How did you know that light…(travel) faster than sound?”可知,本句考查宾语从句的时态。如果宾语从句表示客观真理、普遍真理或习惯性动作、谚语、格言等,不论主句用何种时态,从句一律用一般现在时。根据“light …(travel) faster than sound?”可知,这是客观事实,需用一般现在时,主语是“light”光,...
题目Light travels very fast. How fast does light travel? A. Very slowly. B. As fast as a car. C. As fast as a plane. D. Very fast. 相关知识点: 试题来源: 解析 D。光传播速度非常快;A 选项非常慢错误;B 选项和汽车一样快错误;C 选项和飞机一样快错误。
How Does Light Move? How Does It Do Both? Light Is a Solo Act Lesson Summary Additional Activities Act Out the Light In this activity, students will get a deep understanding of how light travels as they put themselves in the place of the scientists who studied this phenomenon. Materials...
Answer and Explanation: In space, light travels forever; it has no limit. Think about the stars. They are millions or billions of miles away, but their light does not run... Learn more about this topic: How Does Light Travel? - Lesson for Kids ...
Does light ever slow down? Light moves more slowly when traveling through diamond than when moving through air, and it moves through air slightly slower than it can travel in a vacuum.(Image credit: Shutterstock) Light in a vacuum is generally held to travel at an absolute speed, but light...
百度试题 结果1 题目13. How did you know that light travels (travel) faster than sound? 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
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