Which type of air mass do these high pressure fronts collide to make so many tornadoes?

Aristotle thought so every portion of the earth tends toward the center until by compression and convergence they form a sphere. travelers going south see southern constellations rise higher above the horizon.~ hope this !

You need to attach a picture of said triangles for people to be able to you.

If your saying what’s the biggest ocean in the world? the answer is pacific ocean