Controlling Processes Assessment

Which of these does NOT prevent soil erosion?

• planting vegetation

• using contour plowing

• terracing

• building dams

Which of these is MOST LIKELY to let harmful materials get into a river?

• levee

• seawall

• dam

• storm drain system

Beaches that have eroded can be reclaimed through

• weathering

• terracing

• building of seawalls

• beach nourishment

Which statement is true of both dams and levees?

• They both control erosion by wind.

• They both stop soil erosion.

• They are both built across a river.

• They both help control water levels.

Which of the following is a method of reducing erosion in which farmers plow across the sides of hills?

• contour plowing

• terracing

• beach nourishment

• storm drain management

Which of the following is a structure built across a river to control its flow?

• terrace

• seawall

• storm drain

• dam

A tool that records earthquakes is called a

• seismograph

• seismologist

• seismic waves

• earthquake

What is a tsunami?

• movement of magma inside Earth's crust

• a volcanic eruption

• a huge ocean wave caused by an earthquake

• shaking of the ground

A scientist who studies earthquakes is called a

• volcanologist

• biologist

• archeologist

• seismologist

What are waves of energy that travel through earth's crust called?

• tsunami

• volcanic eruption

• seismic waves

• seismogram