Coasts
An opening in the cliff face caused by erosion?
What is a cave?
A valley made by a river in its upper course.
What is a V shaped valley?
Things that stick out into the sea and stop erosion of beaches along the shore
What are groynes?
Powerful features of the sea that are formed by wind and currents.
What are waves?
This type of valley is formed by a glacier.
What is a U shaped valley formed by?
Large mounds of sand that protects beach front houses.
What is a dune?
An S shaped bend in a river.
What is a meander?
Usually made of concrete - go along the shore and deflect the power of waves back into the sea.
What is a seawall?
When a river overflows it banks and spreads out across the land on each side.
What is a flood?
Random boulders and rocks left behind by glaciers that melted.
What is an erratic?
The process in which Beaches and Coastlines are worn away by the sea.
What is coastal erosion?
A large area of mainly flat land on each side of a river in its middle course?
What is a floodplain?
Sand is brought to a beach to replace sand lost to erosion.
What is beach nourishment?
Money that people in a country give to the government so they can afford to pay for things (like coastal defenses.)
What are taxes?
An armchair shaped hollow in a mountain side caused by a glacier forming.
What is a corrie?
A pillar of rock that has become separated from a headland.
What is a stack?
Fine fertile silt left behind on a flood plain after a flood.
What is alluvium?
These are placed away from the shore and are used to break the power of the water.
What is a breakwater?
The kind of rock that erodes more slowly, often forming headlands.
What is hard rock?
When three corries form back to back they form this kind of mountain top.
What is a pyramidal peak?
They are made of sand and can protect coasts by absorbing the energy of waves.
What are dunes?
A deposition landform found on the inside of a river bend.
What is a river beach?
When the decision is made to move people and houses away from the sea to let nature take control.
What is managed retreat?
An increase in global temperatures that causes ice caps to melt and raise sea levels.
What is global warming?
A spur from a river valley that was cut off by a glacier moving through.
What is a truncated spur?