Sand, silt, and clay carried by a tornado fall to the ground along with other debris when the swirling wind stops. this is a good example of what?
a. weathering
b. soil formation
c. erosion
d. none of the above

Which evidence is most likely used to indicate the beginning of solar system formation? a. materials combined to form a mass. b. materials were pulled together by gravity. c. water condensed and collected to form oceans. d. different species of microorganisms lived on earth.

Wegeners theory of continental drift states that the continents have changed throughout history while the theory of plate tectonics

Which outcome is not caused by gravitational forcea. gas and dust come together to form a planet b. planets orbit a star c. two atoms come together to form a molecule d. stars cluster to form a galaxy