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Coasts

Grade 7 · History & geography · 16 questions

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Worksheet: Coasts

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Answer the questions.

  1. What is it called when waves wear away and remove rock from the coast?
    a) Condensationb) Depositionc) Erosiond) Evaporation
  2. What is deposition at the coast?
    a) Cliffs being worn away by wavesb) Rock being broken by frost on landc) Sand or stones being dropped by the sead) Waves carrying material out to sea
  3. Waves usually deposit material when they gain more energy.
    a) Trueb) False
  4. Which process happens when waves throw pebbles against a cliff and wear it away?
    a) Abrasionb) Depositionc) Longshore driftd) Weathering by wind
  5. Which of these forms first when waves attack a crack in a headland?
    a) A beachb) A cavec) A spitd) A stack
  6. What is a tall column of rock left standing in the sea after an arch collapses?
    a) A bayb) A cavec) A spitd) A stack
  7. What is the correct order of these landforms as a headland erodes?
    a) Arch, cave, stackb) Cave, arch, stackc) Cave, stack, archd) Stack, arch, cave
  8. A wave-cut platform is left behind as a cliff retreats.
    a) Trueb) False
  9. What is a beach?
    a) A hole in a cliffb) A strip of sand or pebbles beside the seac) A tall rock standing in the sead) A wall built to stop waves
  10. What name is given to the zigzag movement of sand and pebbles along a beach?
  11. A spit is a long, narrow ridge of sand that is made by which process?
    a) Abrasionb) Depositionc) Erosiond) Melting
  12. What do we call a strong wall built along a coast to stop waves hitting the land?
  13. What are groynes, built out from a beach into the sea, designed to do?
    a) Carry boats to the shoreb) Dig out the beachc) Make waves biggerd) Trap sand and slow longshore drift
  14. Beach nourishment protects a coast by removing sand from the beach.
    a) Trueb) False
  15. What are large boulders piled at the foot of a cliff to absorb wave energy called?
  16. Why might a council choose not to protect a quiet stretch of coast?
    a) Beaches only form behind wallsb) It costs a lot and few buildings are at riskc) Sea walls make waves disappeard) Waves never erode that kind of coast

Answers

  1. Erosion
  2. Sand or stones being dropped by the sea
  3. False
  4. Abrasion
  5. A cave
  6. A stack
  7. Cave, arch, stack
  8. True
  9. A strip of sand or pebbles beside the sea
  10. Longshore drift
  11. Deposition
  12. A sea wall
  13. Trap sand and slow longshore drift
  14. False
  15. Rock armour
  16. It costs a lot and few buildings are at risk