Coastal Processes

play a major role in building up and breaking down the shoreline

• waves
• people
• wind
• sand

formed when waves erode and undercut rock to produce steep slopes

• sea stacks
• sea arches
• sea caves
• sea cliffs

offshore columns of resistant rock that were once connected to the mainland

• sea stacks
• sea arches
• sea caves
• sea cliffs

form when waves cut large holes into fractured or weak rock along the base of sea cliffs

• sea arches
• headlands
• sea stacks
• sea caves

form when wave action continues to erode a sea cave, cutting completely through the rock

• sea arches
• sea caves
• headlands
• sea cliffs

any area of the shoreline made up of material deposited by waves

• shore
• sea
• beach
• current

All beaches are the same. 

• true
• false

water current that moves along the sand in a zigzag pattern

• barrier spit
• longshore current

exposed sandbar that is connected to the shore line

• barrier spit
• longshore current
• headlands
• sea cliffs

Beaches are made from material deposited by waves.

• true
• false