transportation and deposition Flashcards

1
Q

define traction

A

large sediment rolls along the sea bed as it’s pushed by sea currents

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2
Q

define saltation

A

smaller sediment bounces along the sea bed being pushed by currents, sediment is too heavy to be picked up by the flow of the water

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3
Q

define suspension

A

small sediment is carried within the flow of the water

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4
Q

define solution

A

dissolved material is carried within the water

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5
Q

where is the waves energy dissipated in headlands and bays

A

at the headland

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6
Q

define corrosion

A

where water in waves dissolves rock minerals

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7
Q

define abrasion

A

rocks carried by the sea are picked up by strong waves and thrown against the coastline causing more material to be broken off and carried away by the sea

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8
Q

define hydraulic action

A

the sheer power of the waves as they smash against the cliff, air becomes trapped in the cracks in the rock and causes the rock to break apart

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9
Q

define attrition

A

when rocks that the sea is carrying knock against each other

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10
Q

define wave quarrying

A

when high energy, tall waves hit the cliff face they have the power to enlarge joints and remove large chunks of rock in one go through vibration

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