well chalk is a white lime stone and limestone is sedimentry
same eraser both on white boards and chalk boards?
they need white chalk or any kind of regular chalk not like 3 d or colored chalk
Chalk doesn't react with pure water.
chemicals
There is actually a device that is kind of like a fertilizer dispenser for plants, that drops chalk as you move.
Isn't it built by some kind of tool??
At Your mommas house.
Chalk is a sedimentary rock, specifically, a bioclastic limestone, made of the shells of very tiny marine organisms.
they were some kind of trib. I do not wich one or what it was called
they ate bison fish
No, chalk is not a type of igneous rock. Chalk is a soft, white, porous sedimentary rock composed of calcite, a form of calcium carbonate. Igneous rocks are formed from the cooling and solidification of magma or lava.