Lightning is an incredible force of nature. And like many natural phenomena, lightning is not always what it seems. Go behind the mystery and learn what's really going on when lightning strikes.
The Amazon, Maritime Continent, India, Congo, Central America, and Argentina display increases in annual thunder days since the 1970s, whereas China, Australia, and the Sahel among others observe decreases in the number of thunder days. The corresponding change in lightning flash density from the...
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【TED】科普动画集锦 310 The Cambodian myth of lightning, thunder, and rain 04:38 【TED】科普动画集锦 311 The bug that poops candy 04:47 【TED】科普动画集锦 312 The big-beaked, rock-munching fish that protect coral reefs 05:05 【TED】科普动画集锦 313 The breathtaking courage of Harri...
What does this have to do with time? Remember: Any event that occurs in the universe has to involve both space and time. Gravity doesn't just pull on space; it also pulls on time. You wouldn't be able to notice minute changes in the flow of time, but a sufficiently massive object...
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If there are 15 seconds between a flash of lightning and a thunder clap, how far away is the storm?A. Three kilometers.B. Four kilometers.C. Five kilometers.D. Six kilometers. 相关知识点: 试题来源: 解析 C 闪电和雷声几乎同时产生,但光速远大于声速,可忽略光的传播时间。声音在空气中的...
Apple's high-end tablet, the iPad Pro, features a Liquid Retina XDR display, a pro camera system (12 MP wide; 10 MP ultrawide) and a Thunderbolt port for lightning-speed data transfers. Looking for a traditional laptop experience? It's compatible with Apple's Magic Keyboard. The...
Thunder & Lightning Game Rules On a fateful night, Loki the Trickster stole Odin's Crown. The wrath of Odin the Allfather was so great, he summoned his son, Thor the Thunder God, to retrieve this precious possession. In so doing, he also bestowed upon Thor his prized ring of power ...
Small amounts of gamma-ray exposure can arise from nuclear weapons and even from lightning strikes. Space is a major source of gamma-rays, with these high energy photons created in various powerful cosmic events like the supernova death of massive stars and objects like the disks of gas and...