课标话题科普知识体裁说明文难度★★☆☆☆词数173Light is a type of energy that helps us to see things. Most of the natural light on the earth comes from the sun.Light is made up of many different colours.White is not a colour, but when all the primary colours () in light-green, red...
Lightis akind of energy (能源).It_1_ travel through space. Lightfrom the sunlooks 2, butt is really a mixture (混合物) of many _3_. The colors in white ight are red, orange, yellow,green and so on. You can_4_these colors when you look t a rainbow(彩虹) in the sky.The sky...
Light is a kind of energy(能源). It_1_ travel through space. Light from the sun looks_2, but itisreally a mixture(混合物)of many_3_. The colors in white light are red, orange, yellow, green and so on.You can 4 these colors when you look at a rainbow(彩虹)in the sky.The sk...
Which of the following is a form of energy? A. Mass B. Volume C. Temperature D. Light 相关知识点: 试题来源: 解析 D。光属于能量的一种形式。选项 A 质量、选项 B 体积、选项 C 温度都不是能量形式。本题考查能量的形式。反馈 收藏
Light is another type of wave that carries energy. A source of light (光源) such as the sun or a light bulb gives off light rays that travel away from the light source in all directions.A light ray is a narrow beam (光束) of light that travels in a straight line....
When you leave, please turn off the light energy(能源).A.savingB.saveC.to saveD.saved 答案 C试题分析:句意:当你离开时,为了节约能量,请关上灯。结合句意,节约能量是表示目的,故用动词不定式作目的状语,故选C。相关推荐 1When you leave, please turn off the light energy(能源).A.savingB.saveC...
It is alightroom with tall windows... 这间房有高大的窗子,光线充足。 柯林斯高阶英语词典 Her house islightand airy, crisp and clean. 她的房子光线充足,空气流通,清新整洁。 柯林斯高阶英语词典 Stephen hunched down tolighta cigarette...
结果1 题目Which of the following is not a form of energy? A. Heat B. Mass C. Light D. Sound 相关知识点: 试题来源: 解析 B。质量不是能量的一种形式,选项 B 正确。选项 A 热是能量;选项 C 光是能量;选项 D 声是能量。反馈 收藏 ...
Which of the following is not a form of energy? A. Light B. Sound C. Mass D. Heat 相关知识点: 试题来源: 解析 C。本题考查对能量形式的理解。光(Light)、声音(Sound)和热(Heat)都是常见的能量形式,而质量(Mass)不是能量形式。反馈 收藏 ...
ALight and Reflection Light is another type of wave that carries energy. A source of light (光源) such as the sun or a light bulb gives off light rays that travel away from the light source in all directions.A light ray is a narrow beam (光束) of light that travels in a straight ...