Geography, 18.12.2020 19:40 giiiselleee05
When earthquakes occur, seismic waves are sent through the Earth. The two most common types of seismic waves are P waves and S waves. The graph below shows how P waves and S waves can travel through Earth.
Modified from image courtesy of USGS
Based on the graph, what is true about P waves and S waves?
A.
They travel at the same speed through the Earth.
B.
They travel at different speeds through the Earth.
C.
They both travel faster than 7,000 miles per minute.
D.
They both travel slower than 1,000 miles per hour.
Answers: 1
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