Oceanography: Coastal Processes and Landforms

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Questions and Answers

What is the primary factor that affects the pattern of tidal flows in a coastal area?

  • Wind direction
  • Coastal shape and orientation (correct)
  • Ocean depth
  • Longshore currents

Which type of coastline is characterized by the formation of sea cliffs and sea stacks?

  • Depositional coastline
  • Erosional coastline (correct)
  • Submergent coastline
  • Emergent coastline

What is the primary method of limiting longshore drift in coastal areas?

  • Groynes (correct)
  • Seawalls
  • Jetties
  • Breakwaters

What is the term for the loss of sediment along a coastline due to the movement of sediment from one location to another?

<p>Longshore drift (C)</p> Signup and view all the answers

What is the term for a coastal landform formed by the accumulation of sediment behind a barrier island?

<p>Lagoon (B)</p> Signup and view all the answers

What is the term for the vertical distance between the crest and trough of a wave?

<p>Wave height (A)</p> Signup and view all the answers

What is the primary agent of coastal erosion associated with wave activity?

<p>Waves (D)</p> Signup and view all the answers

What is the term for the type of tide that occurs when there are two high and two low tides per day?

<p>Semi-diurnal tide (B)</p> Signup and view all the answers

What is the term for a type of coastal landform formed by the deposition of sediment behind a spit or bar?

<p>Lagoon (C)</p> Signup and view all the answers

What is the term for the process by which the land level rises relative to sea level due to tectonic uplift or isostatic rebound?

<p>Emergence (C)</p> Signup and view all the answers

What is the term for the depth to which wave movement extends in the ocean?

<p>Half of the wavelength (A)</p> Signup and view all the answers

What is the term for a type of coastal landform formed by the erosion of a headland?

<p>Sea arch (B)</p> Signup and view all the answers

What is the term for the gravitational pull of the Moon and Sun on the Earth's oceans?

<p>Tidal force (C)</p> Signup and view all the answers

What is the term for a type of coastal landform formed by the deposition of sediment along a sediment-rich coastline?

<p>Barrier island (B)</p> Signup and view all the answers

What is the term for the horizontal distance between the crests of two consecutive waves?

<p>Wavelength (B)</p> Signup and view all the answers

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