Earth Science--6th grade

What does erosion do?

• Break down rock
• changes rock chemically
• changes sediment in rock
• moves broken pieces of rock, or sediment, from one place to another

Beaches that have eroded are reclaimed through____________.

• weathering
• Building of sea walls
• beach nourishment
• building of terraces

Which feature forms from wind deposition?

• flood plains
• sand dunes
• deltas
• moraines

A _______________ prevents flooding during  heavy rainstorms and can often be seen on the sides of streets.

• contour plowing
• storm drains
• terracing
• dam

A ________________________ structure is built across a river to control its flow.

• dam
• transform
• fault
• storm drain

Volcanoes and earthquakes are both _______________ and ______________ processes because they can destroy AND build up the Earth.

• divergent and destructive
• constructive and destructive
• convergent and divergent
• sediment and weathering

Erosion helps move ___________ from one place in order to deposit it someplace else.

• sediment
• transform
• erosion
• weathering

Farmers use different methods like, ________________ and ______________________ to prevent the loss of soil on their land.

• transform and plates
• divergent and sediment
• contour plowing and terracing
• terracing and erosion

An earthquake is caused by a crack in the crust called a __________.

• fault
• dam
• plates
• transform

Deposition is a process that ______________.

• Dissolves sediment
• Removes sediment from landforms
• breaks down rock to form sediment
• drops sediment to form landforms