10.2 Review Beaches

Which of the following would you expect to find on a summertime beach?

• A narrow berm

• Prominent longshore bars

• A wide, sandy berm

• Larger, high-energy waves

• A rocky terrain along the beach

Winter beaches __________.

• are narrower than summer beaches due to high-energy waves during the winter

• are wider than summer beaches due to low-energy waves during the winter

• contain more sediment than summer beaches due to high-energy waves during the winter

• contain less sediment than summer beaches due to low-energy waves during the winter

• are characterized by most of the swash soaking into the beach

Smaller, low-energy waves move sand up the beach face toward the berm to create a __________.

• summertime beach

• wintertime beach

• springtime beach

• autumn time beach

Larger, high-energy waves scour sand from the berm and create a __________.

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How long does it take to build a wide berm?

• Several days

• Several weeks

• Several months

• Several years

Both longshore currents and longshore transport occur only within the __________.

The longshore current generally flows in which direction along both the Atlantic and Pacific Coasts of the United States?

• Northward

• Southward

• Eastward

• Westward

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NGSS.MS-ESS2-6

Where does sand accumulate during heavy wave activity?

• Along the beach face

• Behind the dunes

• Beneath the breakers

• In the berm

• Offshore sand bars

Where does sand accumulate during light wave activity?

• Along the beach face

• Behind the dunes

• Beneath the breakers

• In the berm

• Offshore sand bars

Which of the following occurs during light wave activity?

• A backward movement of sand along the beach face

• A net movement of sand down the beach face

• Backwash dominates the transport system

• Much of the swash soaks into the beach

• The beach is saturated with water from previous waves