Waves at work and Beaches

Waves carry with them some energy and power of the ______

• wind

• seashore

• ocean

• waves

Cliffs along rocky coasts have strange shapes due to the action of the ____

• motion

• waves

• compress

• erosion

When the sea erodes a hollow at the base of a cliff that the upper part of it overhang, this weakens the cliff and may cause the cliff to crumble into the sea.

• True

• False

A flat area where the cliff once stood is called

• seashore platform

• cliff hole platform

• wave-raised platform

• wave-cut platform

When the sections of a cliff that are made of soft rock erodes quickly, _____ is formed.

• A bay

• sea caves

• arches

• blowholes

______ occur when the roof of the arch collapses and leaves a column.

Where the coast is sheltered, the beach is often made of _____

• sand

• rocks

• pebbles

• wind

When most sand is washed away, an open, wind swept coast is usually of ____

• water

• sand

• rocks or pebbles

• wind

Due to the action of waves, bricks, pieces of concrete and glass on the beach are slowly worn smooth and form tiny grains of ______

• water

• sand

• boulders

• litter

The water that drains down the beach when waves breaks on the shore with a lot of energy, taking rocks, pebbles and sand with it is called _____

• backwash

• washback

• flashback

• throwback