阿摩線上測驗
33. All of the following are mentioned about P waves EXCEPT that
(A) they are faster than any other type of wave.
(B) they have the ability to move through water.
(C) they are usually accompanied by loud sounds.
(D) they move more quickly near the earth’s center.
答案：登入後查看
統計： A(5), B(2), C(21), D(8), E(0) #3230449
統計： A(5), B(2), C(21), D(8), E(0) #3230449
