Movement underneath the surface of the Earth! Believe it or not, the ground you're standing on right now is moving ever so slowly. The...

[size·mihk] Of or having to do with earthquakes. In other words, it's something related to earthquakes! Tsunamis, like the thing to the...

[am·pluh·tood] The maximum height of a wave crest (this is the height from the center line to the top of the curve!) or the depth of a...