Why is there lightning? A. Because the clouds are angry. B. Because electricity builds up in the clouds and discharges. C. Because the sun is hot. D. Because the wind is strong. 相关知识点: 试题来源: 解析 B。解析:闪电是因为云中积累了电荷然后放电形成的。A 选项没有科学依据;C 选项...
Lightning can strike inside the cloud, between two clouds or between a cloud and the Earth. It's the last kind of strike that is the most dangerous for humans. Lightning can be very dangerous. Every year, lightning kills people because it can start big fires or because ...
awhitening frosts 正在翻译,请等待...[translate] a他们正在等待轮到他们打篮球 They were waiting for is one's turn them to play the basketball[translate] awhy is the lightning painted all the different colors 为什么是闪电绘了所有不同的颜色[translate]...
Thomas Schlatter is a researcher with the Program for Regional Observing and Forecasting Service of NOAA in Boulder, Colorado. As a visiting instructor at the University of Colorado, he has taught survey courses in meteorology.doi:10.1080/00431672.1983.9933216Thomas Schlatter...
解析 Teacher: Why is it said that hightning newer strikes the same place twice? Roy: Because after it struck once, the same p is 心 there any more! 时刻 老师:为什么说闪电从来不会两次击中同一个地方? 罗伊:因为它击中一次之后,那个地方就不存在了!
I thought that thunder and lightning always occur at the same time. D. M: They do. It’ s no possible to have one without the other since thunder is a direct result of lightning. E. W: Really F. M: Yes. Thunder is caused by the rapid expansion and contraction of highly ...
A. Because lightning is brighter. B. Because lightning is faster. C. Because thunder is louder. D. Because thunder is more colorful. 相关知识点: 试题来源: 解析 B。本题考查自然现象中闪电和雷声的关系。A 选项亮度不是先后顺序的原因;C 选项响度也不是;D 选项雷声没有颜色。B 选项因为光的传播...
cloud, while the heavy negatively-charged particles (electrons) remain at the bottom of the cloud.A bolt of lightning is created when the buildup in electrical charge is enough to create a channel between the two opposite-charged particles. In the moment when these two charges conne...
Or if the weather is very cold, the tiny droplets freeze and fall down as snow, hail, or sleet.或者在天气非常寒冷的时候，空气中的小水滴就会凝固，以雪、冰雹、雨夹雪的形式落下来。So, there you go – that's what a cloud is, and how it creates rain.所以这就是云和雨的形成过程。But ...
lightning strikes are caused whenever ice and water meet B. lightning between two clouds is the most dangerous for humans C. lightning strikes create static charge D. about one tenth of the people struck by lightning die every year in America()4. Which expression means "to toy with" in ...