Which one of the following best characterizes tsunamis?
A. They cause the land to ripple and oscillate.
B. They are faster than seismic surface waves.
C. They have relatively small amplitudes compared to their very long wavelengths.
D. They are easily seen at sea but are lost in the swell and breaking waves along a coast.
Answer:C
Which one of the following best characterizes tsunamis?
A. They cause the land to ripple and oscillate. B. They are faster than seismic surface waves. C. They have relatively small amplitudes compared to their very long wavelengths. D. They are easily seen at sea but are lost in the swell and breaking waves along a coast.