seismic waves Flashcards
1
Q
What wave travels back and forward?
A
P-wave.
2
Q
What wave travels in a sideways movement?
A
S wave.
3
Q
What wave moves in a rolling motion?
A
Surface Wave.
4
Q
What does the P-wave pass through?
A
Solid rock, molten rock and liquid
5
Q
What does the S-wave pass through?
A
Solid rock only.
6
Q
What does the Surface wave travel through?
A
Surface rock.
7
Q
List the seismic waves from fastest to smallest.
A
P-wave, S-wave and Surface wave.
8
Q
List 2 pieces of evidence that sea-floor spreading exists.
A
Magnetic stripes and the material volcanoes erupt.
9
Q
What’s the difference between the continental drift and sea-floor spreading?
A
f
