Directions: Choose the letter of the correct answer. Write your answer on a separate sheet of
paper.

1. When is wind an agent of erosion?
a. When it breaks rocks into pieces
b. When it carries rock pieces into other places.
c. When it stops picking up rocks
de When it presses down on rocks

2. How landslides on mountain slopes show the force of soil erosion?
gravity
b. wind
C. runoli
d running water

3. What makes the water muddy after heavy rain?
a. The pebbles were picked up by water.
b. The rainwater turned brown.
c. The gravel and sand are camed by the water.
d. The fine dust particles dissolved in water.​