16. Eclipse Glasses The next time you watch a solar eclipse, remember that NASA had a big part in making your glasses. On August 21, 2017, millions of people around the world watched as the sun disappeared behind the moon for around 2 minutes and 40 seconds. To prevent damage to p...
Others looked through a pair of glasses covered with solar filter (过滤器) paper, where they could take pictures of the moon moving over the sun. In some cultures, many old stories are about eclipse. In India, a eclipse was considered unfavorable. In Chinese tradition, there is a story ...
I ___glasses since I was in primary school and I hate them. They make me look like a bookworm. A. have worn B. have been wearing C. have been worn D. was wearing 查看完整题目与答案 高中英语>一般现在时考试题目 Andy Lau is ___ a singer. He’s also a good actor in both...
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like moon crescents, but it is not dark, it is still daylight. The sun will look like a bright crescent if you are wearing solar eclipse glasses, but the light is too strong for you to see anything without glasses, and trying to look at the sun during a partial eclipse is dangerous....