Constructive forces create landforms by building up sections of Earth's crust.

Destructive forces break down landforms by wearing away sections of Earth's crust.

What does a topographic map show?

What do contour lines on a topographic map represent?

What does a closed contour line with hachures (short lines inside the loop) indicate on a topographic map?

Which of the following best describes a divide?

According to the map, which major mountain range acts as a divide between watersheds flowing to the Pacific Ocean and those flowing to the Atlantic Ocean?

Watersheds are only found in North America.

Which process is responsible for the formation of valleys over time?

What feature on a topographic map indicates a steep slope?

Which of the following is an example of a constructive force?

Which of the following features is commonly formed by constructive forces?

On a topographic map, what does it mean when contour lines are very far apart?

Which process is most responsible for the creation of river deltas?

Which of the following processes is considered a destructive force?

What does it mean when contour lines on a topographic map are very close together?

Which landform is most likely created by deposition?

Which of the following is a result of destructive forces acting on Earth's surface?

What does a topographic map use to indicate changes in elevation?

Which process is most likely to create a new landform by adding material to Earth's surface?

Which feature is most likely to be found at the mouth of a river due to sediment accumulation?

What does a series of concentric contour lines on a topographic map usually indicate?

Which process is most responsible for wearing away rocks and shaping valleys?