How Well Do You Know Your Geography?

They are seismic sea waves. They are tidal waves.

It is the point on the earth's surface directly above the hypocenter of an earthquake. It is the point where an earthquake actually occurs and it's commonly underground.

It blows from the North It blows from the South

Of course they flow downhill meaning North to South. Rivers flow with gravity even if it means South to North on the map

There are approximately 1,500 active volcanoes worldwide. There are approximately 3,000 active volcanoes worldwide.