Examlex
Use a proof by cases to show that 27 is not the square of a positive integer.
Subduction Zone
A geological region at convergent boundaries where one tectonic plate moves under another and into the mantle, leading to volcanic and seismic activity.
Aftershocks
Smaller earthquakes that occur after a main earthquake and in the same area.
Landslides
The descent of soil, stones, or detritus downhill caused by gravitational pull.
Tsunami
A series of ocean waves with extremely long wavelengths caused by large-scale disturbances such as underwater earthquakes, volcanic eruptions, or landslides.
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