Introduction and key words Flashcards

1
Q

erosion is

A

the weathering away of the Earth’s surface by the mechanical action of processes of glaciers, wind, rivers, marine waves and wind

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2
Q

the fetch is

A

the distance of open water over which a wind blows uninterrupted by major land obstacles. the length of fetch helps to determine the magnitude (size) and energy of the waves reaching the coast

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3
Q

mass movement is

A

the movement of material downhill under the influence of gravity, but mainly also assisted by rainfall

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4
Q

weathering is

A

the breakdown and/or decay of rock at or near the Earth’s surface creating regolith (eg dust) that remains in situ (in position) until it is moved by later erosional processes. weathering can be mechanical/physical , biological/organic or chemical

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5
Q

coastal processes can be thought of as

A

natural systems

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6
Q

one type of process which is crucial to coastal landscapes are

A

geomorphological processes

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7
Q

geomorphological processes are driven by

A

the input of energy, constantly changing the elements of these systems as they tend towards dynamic equilibrium

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8
Q

coastal systems are constantly in search of reaching

A

dynamic equilibrium

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