单词:meteorette
单词:meteorette 相关文章
But the friction and heat wears away at the space rock, the hot air actually melts the metal surface, and often the collision with the atmosphere can have a shattering effect, splitting the meteorites along fissures. This is an actual meteorite, and
Dima: Hello, I'm Dima, and today our guest is Richard Firestone, an American scientist in Lawrence Berkeley National Laboratory who has recently been involved in a fascinating research into an unusual 'meteor', that's a piece of rock or other matter
VOICE ONE: I'm Barbara Klein. VOICE TWO: And I'm Bob Doughty with EXPLORATIONS in VOA Special English. This week, we tell about a project to identify images of one million galaxies that have been captured by the Sloan Digital Sky Survey. We also tell
Seeing is believing. But seeing a huge rock half the size of Earth smash into Jupiter in July 1996 was incredible. Can you imagine what would happen if Earth collided with a huge space rock? It would
1. President George W Bush is warning against overcorrection--that is countries deal with the world economic crisis. Bush is in Lima to attend his 8th and final meeting of the 21-nation APEC forum. 2. Rocker Travis Barker is suing over a September p
As we kick off a new week of CNN studentnews, we're going to start with what in the world caused this. Well, forstarters, it wasn't from this world, it was a meteor and left that trail in thesky and casued a lot of problems on the ground. In Russia,
Lesson 54 The Meteor 流星 Words: cozy adj. 舒适的 crab n. 蟹 crack n. 裂缝,裂纹,缺点;v.破裂,裂纹 craft n. 手艺;容器;v.巧手制作 crafty adj. 灵活的,巧妙的,机灵的 cram vt. 填塞;匆忙准备(考试) cramped adj. 狭窄的 crash n. 撞碎;n.碰撞,堕落 c
This is Scientific American's 60-Second Science,I am Steve Mirsky.Got a minute? Its accepted that a large meteor impact 65 million years ago was responsible for the mass extinction of the dinosaurs. Which opened up niches for birds and mammals. But l
AS IT IS 2015-09-09 Meteor Explodes in Skies Over Thailand 泰国曼谷天降火球并爆炸 A meteor exploded over the sky in Thailand in a bright streak of gold. Meteors are also known as falling stars. This meteor crashed through the Earth's atmos
37 研究表明2500万年前流星曾碰撞过地球 DATE=4-18-01 TITLE=SCIENCE REPORT - Meteor Collision With Earth BYLINE=Jill Moss (Start at 59
科比体系:第二阶段适者制胜 Adaptation is not about reaction. The dinosaurs reacted. The Meteor adapted. The Meteor won. Is that clear, Serena? 适者制胜不是被动改变,恐龙被动改变,流星主动适应。所以流星赢了。
77 流星雨成因探索 Date=8-2-01 Ttle=science report - the Perseid meteor shower Bline=Mario Ritter (Start at 59
BBC Learning English People and places Richard Firestone Dima:Hello, I'm Dima, and today our guest is Richard Firestone, an American scientist in Lawrence Berkeley National Laboratory who has recently been involved in a fascinating research into an
Ever wanted to be an astronaut? Imagine it was you, who was heading to the hot zone of the two inner planets, where would you go? What would you see? And how would you survive? The latest robotic machines have revealed more about these worlds than ev
1 ASTRONOMY 天文 astronomy 天文学 astronomical 天文的 astronomical observatory 天文台 astronomer 天文学家 astrophysics 天文物理学 astrology 占星学 pseudoscience 伪科学 cosmos(universe) 宇宙 cosmology 宇宙学 infinite 无限
如果问一个美国年轻人是支持希拉里呢?还是支持特朗普?很可能每四个人里就会有一个人会告诉你,Ta宁可让一颗巨大的流星毁灭地球,也不愿意这二位中的任何一位当选。 Young Americans are
As always, however, nothing was quite as straightforward as such a breezy description makes it sound. Meteorites are not abundant and meteoritic samples not especially easy to get hold of. Moreover, Brown's measurement technique proved finicky in the
The story begins in the early 1950s when a bright young geologist named Eugene Shoemaker paid a visit to Meteor Crater in Arizona. 故事始于20世纪50年代之初。当时,有一位名叫尤金苏梅克的年轻有为的地质学家对亚利桑那
From 20th Century Fox and Blue Sky Studios. Hey, look! Shooting stars! Quick! Make a wish! My wish came true! I'm okay! Mine, too. The defining chapter... Meteor shower! Meteor? Shower? in the greatest chillogy... The mother of ______1_________. But