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        Do you know the difference between the terms meteoroid, meteor, and meteorite in astronomy? Many people find these words confusing. However, the difference is all about their __16__ . Meteoroids are far up in the sky. They are chunks of rock or metal that speed through space. Some are very large and may be hundreds of feet wide. Others __17__ the size of a small stone. Most meteoroids travel around the sun in space and stay away from the Earth. However, sometimes a meteoroid will enter the Earth’s atmosphere. Friction with the atmosphere will cause it to __18__ and burn while traveling at high speed. As a meteoroid begins to burn in the atmosphere, it leaves a streak of light. When this tail-like light is falling down toward the Earth, it is called a meteor, or a shooting star. Most meteors vaporize completely before they hit the ground. If any meteor __19__ its fiery journey through the atmosphere and lands on Earth, it is called a meteorite. Large meteorites can cause great explosions and much destruction on the surface of the Earth. __20__ , Barringer Crater in the American state of Arizona, measuring 1,200 m in diameter and some 170 m deep, was produced by a meteorite impact.
【題組】16.
(A) size
(B) weight
(C) location
(D) temperature

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火斑喵(撰寫詳解+朝目標持 國一下 (2021/08/03)

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Do you know the difference(不同) between the terms meteoroid(流星體), meteor(流星), and meteorite(隕石) in astronomy? Many people find these words confusing. However, the difference is all about their __16__ .(不同之處在於它們的「什麼」) Meteoroids are far up in the sky.(流星體遠在天邊=在「遙遠的外太空」) They are chunks of rock or metal that speed through space. Some are very large and may be hundreds of feet wide. Others __17__ the size of a small stone. Most meteoroids travel around the sun in space an...


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