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Earth Science Praxis Exam: Ocean Unit > The Oceans - Chapter 2: Wave Erosion > Flashcards

The Oceans - Chapter 2: Wave Erosion Flashcards

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1
Q

Waves do most of their work during ____

A

storms

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2
Q

The great force of breaking waves can cause cracks and crevices in ______ for example

A

Cliffs
Seawalls
Breakwaters

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3
Q

What happens when water is forced into every opening of things subjected to shocks?

A

Causes air in cracks to become highly compressed by the crashing waves. When the wave subsides, the air expands rapidly, dislodging rock fragments and enlarging and extending pre-existing fractures

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4
Q

What is abrasion?

A

The sawing and grinding action of the water armed with rock fragments

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5
Q

Where is abrasion the most intense?

A

Surf zone

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Earth Science Praxis Exam: Ocean Unit (23 decks)

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