The area in which two air masses meet is known as font
I believe the answer is earthquakes.
A deep water wave is a wave way under water. A shallow water wave is a normal wave that you see on top of the water.
The sign of x cordinates change...if the object had a positive x cordinates the image will have negative x cordinates
The <span>natural formation that divides France from Germany is: The Rhine river
Rhine River has the length around 1,233 Kilometers and flows through 6 countries in Western Europe and divides three of those nations, Switzerland, France, and Germany.</span>