Unit 8 Lesson 2 Erosion by Water

A meander cut off from a river.

• alluvial fan
• delta
• flood plain
• oxbow lake

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A wide, sloping deposit of sediment formed where a stream leaves a mountain range and deposits onto land.

• flood plain

• delta

• alluvial fan

• gully

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A landform made of sediment that is deposited where a river flows into an ocean or lake.

• delta
• alluvial fan
• flood plain
• oxbow lake

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Water that fills the cracks and spaces in underground soil and rock layers.

• stream
• tributary
• groundwater
• rain

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While most land areas are slow to change, the shape of beaches changes daily. Which of the following best explains this? 

• The heating and cooling of beaches changes the shape.
• Coastal animals change the shape of the shoreline.
• The wave action adds and removes sand daily.
• Sea level decreases each day, creating more coastal land.

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What is land formed over many years by the build up of sand and dirt just offshore from the mainland?

• barrier island
• beach nourishment
• dredging
• jetty

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The picture below shows a geological landform on Earth. This landform is always found along the shoreline of a body of water. It is usually made up of loose particles, such as sand and rock.

• a canyon
• an ocean ridge
• a beach
• a fault line

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_______ can either form a beach by depositing sand or destroy a beach by eroding the sand. 

• waves
• currents
• storms
• all of these

Which of these coastal landforms is created by erosion?

• Cave
• Tombolo
• Beach
• Spit

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Identify the landform.

• Sea arch

• Tombolo

• Sea Stack

• Stump