I understand what Earth’s outer layer is made of underneath the water and soil on the surface. -yes

- not yet
explain why

Over half of the african-american population in the united states live in

The world wars of the twentieth century immediately led to a. the establishment of a communist bloc in eastern europe b. the urbanization of europe’s societies c. an emphasis on humanism d. an emphasis on ties to greek and roman societies select the best answer from the choices provided. a b c d

Most tornadoes carry winds speeds in a range of km per hour