By Quentin Brand
Script 閱讀文本
Plate tectonics is a central theory in Earth sciences that explains the movement of the Earth’s outer shell, known as the lithosphere. This shell is divided into large pieces called tectonic plates, which float on the semi-fluid layer beneath them. These plates are constantly moving, although usually at very slow speeds. Their interactions at boundaries can lead to various geological phenomena, including earthquakes, volcanic eruptions, and the formation of mountain ranges. For example, when two plates collide, one may be forced beneath the other in a process called subduction, often resulting in volcanic activity.
Scientists study plate tectonics to better understand natural hazards and the history of the Earth’s surface. By analyzing rock formations, seismic data, and ocean floor patterns, researchers can reconstruct how continents have shifted over millions of years. This knowledge also helps predict areas that are more prone to earthquakes or volcanic eruptions. However, these natural processes can sometimes cause significant damage to human communities. Despite this, ongoing research and improved monitoring systems are helping scientists provide earlier warnings and reduce the risks associated with tectonic activity.
Scientists study plate tectonics to better understand natural hazards and the history of the Earth’s surface. By analyzing rock formations, seismic data, and ocean floor patterns, researchers can reconstruct how continents have shifted over millions of years. This knowledge also helps predict areas that are more prone to earthquakes or volcanic eruptions. However, these natural processes can sometimes cause significant damage to human communities. Despite this, ongoing research and improved monitoring systems are helping scientists provide earlier warnings and reduce the risks associated with tectonic activity.
Translation 中文翻譯
板塊構造學是地球科學中的核心理論之一，用來解釋地球最外層——稱為「岩石圈」——的運動方式。這一外層由多個大型板塊組成，稱為構造板塊，它們漂浮在其下方的半流動層之上。這些板塊持續移動，雖然速度通常非常緩慢。板塊在邊界處的相互作用，會引發各種地質現象，包括地震、火山爆發，以及山脈的形成。例如，當兩個板塊相互碰撞時，其中一個可能會被擠壓至另一個之下，這個過程稱為「隱沒作用」，通常會伴隨火山活動的發生。
科學家研究板塊構造，是為了更深入了解自然災害以及地球表面的歷史變化。透過分析岩石構造、地震數據與海底地形模式，研究人員可以重建大陸在數百萬年間的移動過程。這些知識也有助於預測哪些地區較容易發生地震或火山爆發。然而，這些自然過程有時會對人類社會造成重大損害。儘管如此，隨著持續的研究與監測技術的進步，科學家已能提供更早期的預警，並降低與板塊活動相關的風險。
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CHECK THIS OUT 學習知識點
In the first sentence you will see the word ‘lithosphere’. This word refers to the outer most layer of the earth’s crust. Here are some more sentences with the word.
‘Tectonic plates are parts of the lithosphere that move slowly over time.’
‘Earthquakes often occur when stress builds up within the lithosphere and is suddenly released.’
在第一句中，你會看到「lithosphere」這個詞。這個詞指的是地球地殼的最外層。
以下是更多包含這個詞的句子：
「構造板塊是岩石圈的一部分，會隨時間緩慢移動。」
「當岩石圈內部累積壓力並突然釋放時，地震就常常會發生。」
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Quiz
Question 1: What is the main idea of the article?
A. Plate tectonics explains the movement of Earth’s surface and related geological events
B. Earthquakes only occur in volcanic regions
C. Scientists cannot study the Earth’s past
Question 2: What does the word “subduction” most nearly mean in the passage?
A. A plate moving above another plate
B. A plate sliding beneath another plate
C. A plate breaking into smaller pieces
Question 3: According to the article, how do scientists study plate tectonics?
A. By only observing weather patterns
B. By analyzing rocks, seismic data, and ocean floor patterns
C. By stopping plate movement
Answers:
Q1: A Q2: B Q3: B
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