Unit 8

Choose all the erosion prevention measures used at the Virginia Beach Oceanfront.

• Beach Nourishment

• Jetties

• Breakwaters

• Groins

• Seawall

What type of beach erosion prevention tries to simulate a naturally occurring coral reef?

• Breakwaters

• Groins

• Seawalls

• Underwater Breakwaters

What is the prevailing direction of longshore drift in the following picture?

• North to South

• East to West

• West to East

• South to North

What is the prevailing direction of longshore drift in the following picture?

• North to South

• East to West

• West to East

• South to North

How does most of the sand on a beach get there?

• from outer space

• carried by rivers and streams

• erosion of very close land

• carried by marine organisms

What kind of beach hardening structure is pictured?

• Seawall

• Jetty

• Groin

• Breakwater

What is the correct order of formation from first to last?

• Headland, Sea Cave, Sea Arch, Sea Stack

• Sea Stack, Sea Arch, Sea Cave, Headland

• Sea Arch, Sea Cave, Sea Stack, Headland

• Sea Cave. Headland, Sea Stack, Sea Arch

Sea Cliffs are generally formed by which process?

• Wave deposition

• chemical weathering

• wave erosion

• rollover

Pieces of meteorites from space would form which type of ocean sediment?

• cosmogenous

• hydrogenous

• biogenous

• terrigenous

Which one of the following is NOT an erosional feature?

• Sea stack

• sea cave

• sea cliff

• sea horse