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Câu hỏi:
Which of the following is a primary characteristic of the Earth’s mantle?
- A. Light, solid rock
- B. Uniformity of composition
- C. Dramatically increasing pressure
- D. Compressed, incandescent gas
Lời giải tham khảo:
Đáp án đúng: C
Đáp án C
Thông tin ở cuối đoạn 2 và đoạn 3: There the rock is the subject of a battle between increasing heat and growing pressure.
In its high levels, the mantle is relatively cool; at greater depths, high temperatures make the rock behave more like a liquid than a solid. Deeper still, the pressure is even more intense, preventing the rock from melting in spite of a higher temperature.
(Ở đó đá là chủ thể của một cuộc chiến giữa tăng nhiệt và áp lực gia tăng. Ở cấp độ cao của nó, lớp vỏ tương đối mát; ở độ sâu lớn hơn, nhiệt độ cao làm cho đá giống như một chất lỏng hơn chất rắn. Sâu hơn nữa, áp lực thậm chí còn dữ dội hơn, ngăn đá từ các tan chảy mặc dù nhiệt độ cao hơn.)
Câu hỏi này thuộc đề thi trắc nghiệm dưới đây, bấm vào Bắt đầu thi để làm toàn bài
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