1. Identify how each type of rock forms.

The greatest gift the sumerians gave the world was the invention of writing. the sumerians were wealthy people. they needed some way to keep track of what they owned. they began drawing pictures. they used a reed as a pen. they drew on soft pieces of clay. the soft clay was then dried in the sun. the tablet became a permanent record. later, the sumerian drawings changed into wedge-shaped symbols. this kind of writing is called cuneiform. by putting symbols together, the sumerians could write entire sentences.

Which word best describes the meaning of the word putrescent? a. earthy b. floral c. rotten d. strong

You've arrived at the cafeteria! there is a trap door in the pantry which has been covered up by an atlas. choose the square which shows greenland to open the door.