Post-test Learning Assessment Items

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  1. Which of these processes DOES NOT transport sand and thus determine the shape of the beach?
    1. Wind
    2. Waves
    3. Rainfall
    4. Currents
  3. What is longshore sediment transport?
    1. Movement of sediment over long distances in a direction perpendicular to the shoreline
    2. Movement of sediment over long distances in a direction parallel to the shoreline
    3. A process in which sediment from a distant location is brought in to enlarge a beach
    4. Movement of sediment up and down in the water column
  5. During what season of the year is wave activity on beaches most vigorous?
    1. Winter
    2. Spring
    3. Summer
    4. Fall
  7. What causes tsunamis?
    1. Underwater earthquakes
    2. Gravitational forces from the sun and moon
    3. Wind
    4. Rainfall
  9. What is the amplitude of a wave?
    1. The inverse of wavelength
    2. The time it takes two consecutive wave crests to pass by a fixed position
    3. One half the wave height
    4. The distance between two successive wave crests
  11. What main factors determine the shape of a beach?
    1. The waves breaking in the surf zone and the size of individual sand grains
    2. The waves breaking in the surf zone and the amount of rainfall
    3. The amount of rainfall and vegetation found at the beach
    4. The wildlife living on the beach and the size of individual sand grains
  13. What dangers do hurricanes pose to humans?
    1. High wind speeds
    2. Storm surges
    3. Rainfall
    4. All of these
  15. Hurricanes are categorized using the Saffir-Simpson scale. What are the ratings based on?
    1. Maximum sustained wind speeds
    2. Minimum sea level pressures
    3. Maximum rate of rainfall
    4. Both (a) and (b)
  17. What is the center of a hurricane called?
    1. The target
    2. The eye
    3. The focus
    4. The nucleus
  19. Where do hurricanes form?
    1. Over land
    2. Along coastlines
    3. Over deep ocean
    4. Along the equator

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