Câu hỏi:
01/04/2020 322Mark the letter a, B, C, or D on your answer sheet to indicate the sentence that is closest meaning to each of the following questions or indicate the correct answer to each of them from 1 to 8
Tsunami is a Japanese word which means harbor wave and is used as the scientific term for seismic sea wave generated by an undersea earthquake or possibly an undersea landslide or volcanic eruption. When the ocean floor is tilted or offset during an earthquake, a set of waves is created similar to the concentric waves generated by an object dropped into the wave. Most tsunamis originate along the Ring of Fire, a zone of volcanoes and seismic activity, 32.500 km long that encircles the Pacific Ocean. Since 1819, about 40 tsunami have struck the Hawaiian Islands.
A tsunami can have wave lengths, or widths, of 100 to 200 km, and may travel hundreds of kilometres across the deep ocean, reaching speeds of about 725 to 800 kilometres an hour. Upon entering shallow coastal waters, the wave, which may have been only about half a metre high out at sea, suddenly grows rapidly. When the wave reaches the shore, it may be 15 metres high or more. Tsunamis have tremendous energy because of the great volume of water affected. They are capable of obliterating coastal settlements.
Tsunami should not be confused with storm surges, which are domes of water that rise underneath hurricanes or cyclones and cause extensive coastal flooding when the storms reach land. Storm surges are particularly devastating if they occur at high tide. A cyclone and accompanying storm surge killed an estimated 500,000 people in Bangladesh in 1970. The tsunami which truck south and southeast Asia in late 2004 killed over 200 thousand people.
What will happen when an object is dropped into the water?
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Trả lời:
Giải bởi Vietjack
Đáp án B
Điều gì sẽ xảy ra nếu có 1 vật thể rơi vào trong nước:
A. Hậu quả có thể là 1 vụ phụ trào núi lửa.
B. Một số vòng sóng đồng tâm sẽ được tạo ra.
C. Hoạt động địa chấn sẽ xảy ra.
D. Động đất có thể xảy ra
Dẫn chứng ở câu thứ 2 đoạn 1: “a set of waves is created similar to the concentric waves generated by an object dropped into the wave” – ( một loạt các con sóng được tạo ra tương tự như các vòng sóng đồng tâm được hình thành khi ta thả 1 vật thể xuống nước ).
Nhà sách VIETJACK:
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