A. moonlight B. sunlight C. reflected light D. light from our eyes( )35. What can we infer from Paragraph 2? E. Light is made up of many different colours. F. Different colours have different wavelengths. G. Violet light has shorter wavelength than any other light, so it bends the ...
The angle of incidence (入射角) is always the same as the angle of reflection. This is the law of reflection. And this is true for any surface, no matter what material it is made of. 1. From the passage we know ___ is a source of light. A. the eyes B. the moon C. the su...
2. What does the club need? A. A drum. B. A violin. C. A piano. 3. Why does the man feel sorry for the woman? A. Her mother was ill. B. She failed to meet Emma. C. She missed the picnic. 4. Where did the woman p...
a goddess gave34(he) a magic medicine35could help people to live forever. But there was a bad man36(call) Pang Meng wanted to steal the medicine when Hou Yi was not at home. Chang’ e refused37(give) it to him and took it all. Sh...
Chinahas become the first country to land a spacecraft on the far side of the moon.The unmanned Chang’e-4 probe (探测器) - the name was inspired by an ancient Chinesemoon goddess 61 (touch) down last week in the South Pole-Aitken basin.Landing on the moon’s far side is 62 (extr...
A. The moon B. The stars C. The sun D. The comets 相关知识点: 试题来源: 解析 C。本题考查对太阳系能量来源的了解。太阳是行星的主要光和热来源,所以答案是 C。A 选项月亮不是主要光和热来源;B 选项星星不是主要光和热来源;D 选项彗星不是主要光和热来源。反馈...
百度试题 结果1 题目19 Which one of the following is NOT a source of light? 2(1)(2)D The moon A lit candle(3)(4)The sun A lit lamp 相关知识点: 试题来源: 解析 2 反馈 收藏
4. What does the woman suggest the man do? A. Turn off the machine. B. Buy a new machine. C. Ask someone else for help. 5. Where does the conversation probably take place? A. At home. B. In a restaurant. ...
Todd explained to Sierra and Bryce that the moon generates no light, but simply acts like a mirror, reflecting the sunlight back to us. “Does the moon’s face change?” Bryce asked. I told him that the moon rota...
岳晶等: 光敏色素信号通路中磷酸化修饰研究进展 251 Arabidopsis thaliana mutant that develops as a light- grown plant in the absence of light. Cell 58, 991–999. Clack T, Shokry A, Moffet M, Liu P, Faul M, Sharrock RA (2009). Obligate heterodimerization of Arabidopsis phy- tochromes C ...