例如: Can you explain how lightning is formed during a thunderstorm? 你能解释一下雷雨天为什么会产生闪电吗? 3.比较程度: - How much more 例如: I can't believe how much more progress she has made compared to last year. 我简直不敢相信她和去年相比进步这么大。 - How far ahead 例如:She is...
Rising air is the first ingredient needed for a tornado to develop.上升气流是形成龙卷风所需要的第一个要素。Any storm is formed when condensation occurs, the byproducts of the clouds.当凝结发生的时候，风暴就形成了，风暴是云的副产品。Condensation releases heat, and heat becomes the energy that dr...
Clouds are formed gradually as terrestrial water absorbs heat from the sun and the surroundings until they collect enough energy to transform from liquid to vapor. A cloud you see is just a collection of water vapor, some dust and other impurities that hangs together in the sky, much like ...
n.1.A tool used by coopers for smoothing and chamfering rheir work, especially the inside of casks. v. t.1.To smooth; to plane; as, tohowela cask. Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co. ...
LIGHTNING By: Aiden O’Connell. Lightning is formed when… Negative charges build their natural attraction to seek the ground for a positive charge, such. Lightning is the #1 storm killer in the U.S. Only 20% of those struck by lightning are killed. 70% survive, most with life-lon...
Where he removes a bag of white bread from the sad, empty fridge. The bread is nearly gone too. Only the ends remain. Ki-Tek takes a piece and picks off the moldy parts. He chews on the bread as he watches his son’s Wi-Fi dance. KI-TEK Son, if one seeks Wi-Fi-- He ...
Ever been awestruck by a rainbow stretching across the sky after a summer rain? You might not know that each color-lit arch is actually a brilliant demonstration of physics in action. Let's dive into the science behind rainbows - yes, including how are rainbows formed - and uncover the lor...
Here we report observations of a relatively unknown type of discharge, called fast positive breakdown, that is the cause of high-power discharges known as narrow bipolar events. The breakdown is found to have a wide range of strengths and is the initiating event of numerous lightning discharges...
D A. Meteorites did not appear as early as lightning. B. Meteorites are unable to generate schreibersite. C. Meteorites cannot create carbon dioxide, which is essential to human life. D. Meteor strikes occurred less frequently than lightning at the time when life was formed.15. What can ...
3.【答案】E【解析】根据上文“The sand melted and became long tubes of glass.People were able to see that lightning was hot.(沙子融化变成了长玻璃管。人们能够看到闪电是热的。)”可知,沙子融化变成了玻璃,说明玻璃是在沙子非常热的情况下形成的,E项“They realized glass formed when the sand was ...