Where are sedimentary rocks formed? at earth's surface only deep within earth only both within earth and at earth's surface either at earth's surface or in bodies of water?

Suggest two reasons why irrigation is important for human development of the desert (4 marks)

All of the following came out of china and were exchanged along the silk road, except a. papermaking b. block printing c. buddhism d. compasses select the best answer from the choices provided a b c d

Which of the following is an example of an outdated theory based on the consensus of the scientific community ? a. big bangb. geocentric solar systemc. heliocentric theoryd. plate tectonics answer : geocentric solar system