Speed of Sound: The speed of light is much faster than the speed of sound. This means that we see the flash of lightning before we hear the thunder. 4. Rapid Heating of Air: The intense heat from the lightning causes the air to expand rapidly. This expansion happens so quickly that ...
根据文章开头"Longago,peoplemadeupinterestingstoriestoexplainwhatcauseslightningandthunder."(很久以前人们编造有趣的故事来解释是什么导致了闪电和雷声。)可知,作者是借用以前人们编造有关电闪雷鸣形成的有趣故事这个话题来引入本文的主旨,故选A。(2)细节理解题。根据文章第三段开头"Whenthelightningflashes,theair...
The butterfly effect, in chaos theory, is the idea that something small like the wings of a butterfly can cause something large like a tornado. The term has thus been embraced by popular culture to refer to seemingly insignificant occurrences that affect the long term....
Near the top of a thunderstorm, the rising air hits a cap (inversion) and spreads out like housefire hitting a flat ceiling, and then gets stretched out by speedy winds aloft into the distinctive anvil shape.The updraft/cooling causes water droplets to freeze, which may turn back into liqui...
Long ago.peopl e mad e up interesting stories to explain what causes lightning and thunder.To many people.lightning and thunder can b e very frightening esped ally becaus e they often happen just befor e a big ra nstorm.Actually.having a better understanding of something can m ak e it ...
Does the intensity of thunder indicate a stronger storm? The loudness of thunder often depends on how close the lightning strike is. 14 What specifically causes thunder? Thunder is caused by the rapid expansion of air around a lightning strike. 13 Is thunder always part of a storm? Thunder ...
to cleanse itself," the researchers wrote in the study.Many are familiar with the potentially ded dly risks posed by lightning, which causes an average of 43 fatalities in the USA each year Although the odds of being struck are quite lo w, you can't be too cautious when storms aris e....
Thunder can be heard up to 10 miles from the lightning strike that causes it. 12 Is seeing a thunderbolt dangerous? Being close enough to clearly see a thunderbolt can be dangerous due to the proximity to the lightning strike. 8 What safety precautions should be taken during a thunderbolt...
What causes a sonic boom? It has to do with sound waves, the speed of sound, and how fast a plane is flying.
Opening the windows of your home does not help the wind pass through -- it actually causes more destruction. 800 tornadoes a year are reported in the U.S. Read More Tornado FAQs Is it possible to survive inside a tornado? Some people have been caught inside one and lived to tell the...