F.4 DSE Geography - Unit 2.8 Coastal Geography

What does A stand for?

• Wave top

• Wave crest

• Wave peak

• Wave height

What does B stand for?

• Wave bottom

• Wave crest

• Wave frequency

• Wave length

Which of the following descriptions of constructive waves are correct?

• Swash is stronger than backwash

• Higher wave frequency

• Favours deposition

• Usually comes with gentle offshore gradient

Which of the following conditions may favour the rate of erosion?

• Long fetch

• Strong prevailing winds

• Short duration of wind

• Less resistant rock

Which of the following conditions may favour the rate of erosion?

• Steep offshore gradient

• Smooth sea bed

• Presence of well-jointed rocks

• Located at sheltered location

How do you call X?

How do you call Y?

Which of the following are the transportation processes which can be seen in coasts?

• Hydraulic action

• Traction

• Solution

• Longshore drift

• Saltation

What is the direction of the longshore drift?

• From south to north

• From west to east

• From southwest to northeast

• From east to west

Which of the following statements about longshore drift are correct?

• Swash approachs the shore at an oblique angle.

• Backwash retreats to the sea at 35 degrees.

• Longshore drift is in a zig-zag pattern.

• Erosion and deposition may happen during longshore drift.