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...
What makes it rain? 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 clo
2.“fall”这个单词有“落下”的意思,它还有的意思,与的意思一样。3.在文中找出“多么美丽的颜色啊”这句话4. Does Robin like winter? Why? 相关知识点: 试题来源: 解析 2.秋天autumn 3. What lovely colours 4. Yes,he does. Because he can play in the snow. ...
SEE ALSO: How the Great Lakes influence fall and winter weather in Ontario Reason Three: Latitude This one is rudimentary, but does play a big role. The farther north you are, you could typically see earlier snowfall. This is because you are closer to the cold,...
I also like to quickly add that none of your tax dollars are being used for this research. Instead I spend the revenue generated from mySnowflake Books. (Please take a look; they make excellent gifts!) Fortunately, growing laboratory snowflakes does not require enormous resources. Sometimes I...
While short bouts of cooler weather do battle with lingering, summer-like temperatures through the early fall across most of the country, there does come a day when the average high dips below seven, and stays that way until spring. In two of the provinc...
Atmospheric conditions for snow: Snowflakes form high in the atmosphere. They will reach the ground if the air temperature is below freezing all the way down. Image by NOAA. Will They Reach the Ground as Snow? The formation of snowflakes high in Earth's atmosphere does not guarantee snowfall...
So, how does the formation of a cloud become actual rain?那么是如何因云成雨的呢？For rain to be produced, the water condensing in the clouds has to become so heavy that it will fall to Earth, or else the tiny droplets will just stay suspended in the cloud, in the same way we see ...
spring comes before long. ice and snow melt and the rains come. the sun shines and tiny leaves grow from branches 冬天 落叶的树在冬天是光秃秃的。他们用储存的食物度过寒冷的白天和夜晚。 春天 春天不久就来了。冰雪融化,雨水来临。...
fall秋天,C. season季节,D. summer夏天,ABD是四季,C是总称,故选C。 【2】A. snow下雪,B. rainy下雨的,C. sunny阳光充足的,D. windy多风的,BCD是形容词,A是动词/名词,故选A。 【3】A. which哪一个,B. why为什么,C. because因为,D. when何时,ABD是疑问词,C是连词,故选C。 【4】A. leaf叶子...