The answer is C, i just took the k-12 test~
Most rocks that we encounter in our normal everyday lives are sedimentary rocks. Sedimentary rocks are rocks that have been worn down gradually over long periods of time. Because it takes very long periods of time (couple decades) for these rocks to change, it often seems as if they don't change at all, when in reality the change is too small for us to realize it!
Answer:
all the statements are true of chemical changes
I think it would be homogeneous and heterogeneous
Answer:
c
Explanation:
it is corundum now please follow me
