The land that supplies water to a river system is a
a. divide.
b. reservoir.
c. tributary.
d. watershed.

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Which of the following is an example of an outdated theory based on the consensus of the scientific community ?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

In 1200 bce, the egyptian empire was declining as the civilization was beginning in mesoamerica. a. maya b. oaxaca c. olmec d. teotihuacan