Corundum is a mineral with a hardness of 9 on the Mohs hardness scale. For which application would corundum
most likely be useful?
seasoning food
grinding glass
making toothpaste
creating makeup

How am i supposed to know your lecture

Plz put the answer choices thx.

Ineed you to put up a picture of the map so i can you as much as possible.

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 !