According to the passage, all of the following are true about tidal waves EXCEPT that _____ .
A. they are caused by sudden changes in high and low tides
B. this terminology is not used by the scientific community
C. they are the same as tsunamis
D. they refer to the same phenomenon as seismic sea waves
* Đáp án
A
* Hướng dẫn giải
Đáp án A Dẫn chứng: Tsunamis are caused when the sea bottom suddenly moves, during an underwater earthquake or volcano for example, and the water above the moving earth is suddenly displaced.