Why does snow fall? A. Because the clouds are cold. B. Because the water vapor in the air freezes and falls as snow. C. Because the sun is hiding. D. Because the wind is strong. 相关知识点: 试题来源: 解析 B。解析:下雪是因为空气中的水汽冻结成雪花落下来。选项 A 云冷不是下雪的...
Rain falls from clouds for the same reason anything falls to Earth. The Earth's gravity pulls it. But every cloud is made of water droplets or ice crystal(冰晶). Why doesn't rain or snow fall constantly from all clouds? The droplets or ice crystals in clouds are extremely small. The ...
When we fall in love, there were nothing in the air, only the feeling and touch, a lightening over the sky. There were clouds and rains, love has always been the umbrella that shelters us on our road to the eternity. 为什么是那些蝴蝶标本? 当我们坠入爱河时,没什么在天空中,只有感觉和接触...
is also the highest peak in the earth.It's 8844.43 meters high and it is very dangerous to climb.Thick clouds cover the top and snow can fall very hard.Even more serious difficulties include freezing weather conditions and heavy storms.It is also very hard to take ...