You would probably be better off with terrorism and chemistry. Those two subjects seem to be a thought provoking project to do. Good Luck!
<span>a)most Canadians are former U.S. citizens</span>
Your answer would be Tectonic.
Tectonic plates move in various directions, and move slowly. Due to the movement of tectonic plates the earth cracks, and shakes which is called an earch quake. Tectonic plates move constently everyday, and you can't feel it because it's slow. Wehn tectonic plates move quickly, the earth starts to shake. The most common places that have tectonic plates have a higher chance of having an earthquake, even a tusnami.
The altitude and climate change
The answer is Coriolis effects
