Coasts Flashcards

1
Q

What is a Headland?

A

The protruding edge of a cliff made of resistant rock

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2
Q

How are Headlands made?

A

As the waves hit the cliff (hydraulic action) they wear away the rock. The resistant rock takes longer times to wear away, creating protruding headlands.

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3
Q

What is a Bay?

A

It’s is an inlet of soft clay or rock on a cliff

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4
Q

How are bays formed?

A

The waves wear away the cliff and the softer clay and rock erode faster causing bays to be formed

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5
Q

What is a Constructive wave?

A

This is a wave with a stronger swash than back wash that form depositional features

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6
Q

What is a destructive wave?

A

A wave with a stronger backwash than wash, that forms erosional features.

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7
Q

Swash?

A

Wave that comes onto the shore

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8
Q

Backwash?

A

Wave that goes into the sea

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9
Q

How are Cliffs formed?

A

The high tide hits the rock, with the most pressure at the bottom causing a notch to form. As the notch grows bigger, the rock above it collapses and is washed away by the sea

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