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Geoscience Research

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Quizzes in Geoscience Research for Graduate

Why can statewide average rainfall misrepresent conditions on particular Hawaiian slopes?

  • Strong local microclimates produce different rainfall regimes
  • Rainfall is identical at all elevations
  • Averages always describe every community exactly
  • The islands have no mountains
Correct answer(s):
  • Strong local microclimates produce different rainfall regimes

What is the best basis for assessing change in coral reef health around Hawaii?

  • A single statewide tourism advertisement
  • One photograph without a date
  • An estimate based only on GDP
  • Long-term, location-specific ecological monitoring
Correct answer(s):
  • Long-term, location-specific ecological monitoring

Which two factors should be combined in coastal climate-risk assessment?

  • Sea-level trends and local land elevation
  • State nickname and population rank
  • Number of schools and official song
  • Average GDP and postal abbreviation alone
Correct answer(s):
  • Sea-level trends and local land elevation

Which evidence combination supports the Hawaiian hotspot hypothesis?

  • Volcano ages and Pacific Plate-motion patterns
  • Only modern road locations
  • Only rainfall totals from one city
  • The names of resort hotels
Correct answer(s):
  • Volcano ages and Pacific Plate-motion patterns

What geological technique helps date older Hawaiian volcanic rocks?

  • Counting hotel visitors
  • Measuring current GDP
  • Radiometric dating
  • Reading county election results
Correct answer(s):
  • Radiometric dating

Why is the age of a Hawaiian island not always identical to the age of one volcano?

  • A single island can contain several volcanoes formed at different times
  • Every island is one single eruption
  • Volcanoes form only after all islands subside
  • Only erosion determines lava age
Correct answer(s):
  • A single island can contain several volcanoes formed at different times

What processes together explain long-term change along the Hawaiian chain?

  • Only modern tourism development
  • Only ocean tides without geology
  • Volcanism, plate motion, subsidence, and erosion
  • Only continental glacier buildup
Correct answer(s):
  • Volcanism, plate motion, subsidence, and erosion

Why should Hawaiian volcanic hazard assessments separate lava, ash, gas, and seismic effects?

  • All hazards have the same exposure map
  • Only lava can harm people
  • Their likelihood, movement, and consequences differ
  • Gas and earthquakes have no distinct impacts
Correct answer(s):
  • Their likelihood, movement, and consequences differ

What evidence is especially useful for local flash-flood risk assessments in Hawaii?

  • High-resolution terrain and rainfall data
  • Only statewide average temperature
  • Only the age of statehood
  • Only the list of state symbols
Correct answer(s):
  • High-resolution terrain and rainfall data

Which variables influence the strength of a Hawaiian rain shadow?

  • Only the number of counties
  • Only the island’s postal abbreviation
  • Wind direction, atmospheric moisture, and terrain
  • Only the date of annexation
Correct answer(s):
  • Wind direction, atmospheric moisture, and terrain