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5 Written questions

5 Matching questions

  1. SONAR
  2. undertow
  3. ocean
  4. longshore current
  5. Thermocline
  1. a Sound navigating and ranging
  2. b a large body of water constituting a principal part of the hydrosphere
  3. c a water current that travels near and parallel to the shoreline
  4. d the zone of rapid temperature change in the ocean
  5. e a subsurface current that is near shore and that pulls objects out to sea

5 Multiple choice questions

  1. The distance from any point on a wave to an identical point on the next wave
  2. a horizontal movement of ocean water that is caused by wind and that occurs at or near the ocean's surface
  3. the continuous process by which water moves from Earth's surface to the atmosphere and back
  4. a change in the surface water temperature in the Pacific Ocean that produces a warm current
  5. the bubbles in the crest of a breaking wave

5 True/False questions

  1. troughthe lowest point of the wave


  2. ocean trencha movement of ocean water that follows a regular pattern


  3. Continental shelfSteeply inclined region of the continental margin


  4. deep currenta streamlike movement of ocean water far below the surface


  5. wave periodthe time between the passage of two wave crests or troughs at a fixed point