28.B【命题意图】推理判断【答案分析】根据第一段 The new study published in Aprilfound thatlightning may play abigger role in global climate change than was previously known by the scientific community.这项四月发表的新研究发现,闪电对全球气候变化的影响力可能比科学界先前所了解的更大。故选B。29.B...
What is the purpose of lightning? That might sound like a deeply philosophical question, but scientists may have shed some more light on the answer in a recently released study. The new study published in April found that lightning may play a bigger role in global climate change than was pre...
People always say lightning strikes the tallest thing around. That’s a kind of maddeningly inexact statement that immediately sparks all kinds of questions. How far is “around”? I mean, not all lightning hits Mount Everest. But does it find the tallest person in a crowd? 人们总说闪电会...
Lightning is a naturally occurring phenomenon of electrostatic discharge in the atmosphere. Lightning produces flashes of light branching through the sky, very hot plasma due to the very fast movement of electrons and even very strong sound called thunder due to shock waves in the air molecules....
Electricity is a common term, it is usually referred as a form of energy or called as electrical energy. Aside from that, it exist due to the motion of atoms or matter that is associated with electrical charges. Lightning is an electrical discharge and can be a source of electricity....
根据第三段的“Researchers initially thought there was a problem with the equipment on the plane, which was being used to measure the hydroxyl radicals(羟基自由基)in the atmosphere, until they realized spikes they observed corresponded with lightning flashes.(研究人员最初认为飞机上的设备出了问题,...
What is the purpose of lightning?any are familiar with the potentially deadly dangers posed by lightning, which is blamed for an average of 43 deaths in the United States each year, based on dat a from 1989 to2018. *Although the odds of being struck are quite low-1 in 1,222,000 in ...
However, the researchers recently uncovered a surprising and beneficial impact of lightning. The Earth is struck by lightning nearly 20 million times each year, and ligting can travel as much as 10 to 12 miles from a thunderstorm, instantly heating the air to 50,000 degrees Fahrenheit. Essential...
Lightning is the sudden discharge of an electrical current in the atmosphere. Lightning most often occurs during a thunderstorm, when collisions between rising ice crystals and falling hail in cumulonimbus clouds create a difference in positive and negative charges in different parts of the cloud, ...
Lightning is a natural phenomenon. It’s the brilliant flash of light seen during thunderstorms, which is caused by electrical discharge in the atmosphere. The correct spelling of “lightning,” with an “n,” doesn’t feature an “e” in it like the other word in this homophonic duo. He...