Earth's Landforms

What is another name for an underwater mountain range?

• mantle

• fault

• mid-ocean ridge

• tectonic plate

What is the name of the theory that explains how forces deep within Earth can cause ocean floors to spread and continents to move?

• continental movement

• tectonic kinetics

• plate tectonics

• wave motion

A plateau is a tall landform with a top that is _____.

• round

• pointed

• hollow

• flat

A _____ is a deep valley with very steep sides.

• plain

• hoodoo

• river

• canyon

Which process created the Grand Canyon?

• landslides

• water erosion

• wind erosion

• earthquakes

For which landform would contour lines be closest together on a topographical map?

• a sand dune

• a plateau

• a hill

• plains

Gusts of wind can pile sand into large mounds in deserts and on beaches. These mounds are called _____.

• mountains

• sand dunes

• hills

• valleys

Which is not a feature found on the ocean floor?

• rift valley

• trench

• continental shelf

• estuary

Which statement best describes the amount of time it takes for wind, water, and ice to change the shape of landforms?

• It takes a very long time for wind, water, and ice to wear away landforms.

• Wind, water, and ice have no effect on landforms.

• Wind, water, and ice change landforms very quickly.

• Wind, water, and ice can change landforms quickly or slowly.

Which shows the elevation of an area using contour lines?

• vegetation

• rain shadow

• topographical map

• cartographer