Share Structures formed by waves
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Soft rock erodes quickly to form a ______ or inlet.
Bay
Hard rock that is left jutting out into the sea is called a ______.
headland
Waves can erode a deep hollow in a cliff to form a ______.
cave
A hole in the roof of a cave is called a ______.
blowhole
When caves on opposite sides meet, they form an ______.
arch
When the roof of an arch collapses, it forms a ______.
stacks
The world’s biggest bay is ______ Bay.
Hudson
Hudson Bay is in ______.
Canada
A place where the land meets the ocean and sea.
Coast
The shape of the coast changes all the time because of the action of _______ and _____
Wind , wave
Salt, oil and ____________ are found in coastal area.
Natural gas
Some of the largest inlets on the coasts are ______________.
Estauries
At the edge of the sea is a __________.
Beach
there are cliffs or ____________ behind the beach.
Sand dunes
2. When large waves reach the seashore, they can hurl ______ and rocks against the cliffs.
pebbles
___ rocks can erode quickly.
Soft
