Questions and Answers
What causes rocks to crack and break into pieces?
Expansion and contraction due to cool nights and hot days
Which type of rock is formed when dissolved minerals come out of water?
Chemical sedimentary
What kind of rocks are commonly black, soft, and contain fossils?
Organic sedimentary
What is the process called when sediment melds together to form rock?
Signup and view all the answers
Which sedimentary rock is commonly used for chalkboards?
Signup and view all the answers
