Forces Changing Earth's Surface Pre-Test

Brian and Amy visited the Grand Canyon during the summer. Brian told Amy that a destructive force caused the formation of the Grand Canyon. Which destructive force would have caused the Grand Canyon?

• Earthquakes

• Volcanic eruptions

• Erosion by water

• Glacial movement

Which of these processes caused the change in surface features resulting in Crater Lake, Oregon?

• earthquake

• weathering

• volcano

• flood control

Students were tasked with making a model of how natural forces can change the surface features of Earth. They make a pile of sand in front of an electric fan and turn it on. Which of the following would be a correct model for the fan and sand?

• wind erosion

• water erosion

• volcanic eruption

• earthquake

What does the demonstration with two desks being pulled apart best model?

• Large cracks forming on the ground.

• Waves making a beach smaller.

• Sand dunes moving by winds.

• Weathering changing the shape of a mountain.

The technology of a seismograph is helpful to humans because it __________.

• measures the speed of wind.

• detects and records earthquakes.

• predicts volcanic eruptions.

• measures the depth of the ocean.

What natural process is demonstrated by the electric fan and sand setup?

• The formation of a delta.

• The movement of sand dunes.

• The creation of a canyon.

• The building of a mountain.

Which of the following is an example of weathering?

• Large cracks forming on the ground.

• Waves making a beach smaller.

• Sand dunes moving by winds.

• Weathering changing the shape of a mountain.

Which process is responsible for the creation of a canyon?

• Blowing winds.

• Flowing water.

• Earthquakes.

• Volcanic eruptions.

What does the electric fan represent in the sand dune demonstration?

• Flowing water.

• Blowing winds.

• Earthquakes.

• Volcanic eruptions.

Which of the following is NOT a result of blowing winds?

• The movement of dunes.

• The formation of a delta.

• The creation of a canyon.

• The building of a mountain.