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Video: The science behind rainbows, explained | CNN
20 小时之前 · You will never see the same rainbow that’s in someone else’s eye. CNN’s Meg Tirrell examines the unique nature of this colorful phenomenon with Dr. Steven Businger, …
Rainbow - Wikipedia
Double rainbow and supernumerary rainbows on the inside of the primary arc. The shadow of the photographer's head at the bottom of the photograph marks the centre of the rainbow circle …
Rainbow | Definition, Formation, & Facts | Britannica
2025年2月6日 · rainbow, series of concentric coloured arcs that may be seen when light from a distant source—most commonly the Sun—falls upon a collection of water drops—as in rain, …
What Causes a Rainbow? | NOAA SciJinks – All About Weather
2025年2月20日 · Secondary rainbows are fainter, and the order of the color is reversed, with red on the bottom. Credit: Leonardo Weiss via Wikimedia Commons. Sometimes you can see …
The Science of Rainbows - Smithsonian Science Education Center
Summer's over, but birds are still chirping, and the Sun is still shining! Well… sometimes at least. It was a rainy summer here in Washington, DC, but with rain comes prime conditions for one …
Rainbows: How They Form & How to See Them | Live Science
2011年3月15日 · Rainbows can also be seen against the spray of a waterfall. A single, or primary, rainbow has red on the outside or top of the bow and blue on the inside. Usually the radius of …
Rainbow - Education | National Geographic Society
2023年10月19日 · Higher-order rainbows appear to viewers facing both toward and away from the sun. A tertiary rainbow, for example, appears to a viewer facing the sun. Tertiary rainbows are …
RAINBOW中文(简体)翻译:剑桥词典 - Cambridge Dictionary
rainbow翻译:彩虹,虹, (年龄在4-7岁之间的)极幼女童军成员。了解更多。
What Is a Rainbow? - timeanddate.com
Rainbows always appear in the sky opposite to the Sun. So, if you have your back to the Sun, the rainbow will arch across the sky in front of you. Rainbows can also appear at night. How Do …