Question 8 options:TrueFalseSaveQuestion 9(1 point)In terms of human usage and availability, groundwater is a securely renewable resource.Question 9 options:
TrueFalseSaveQuestion 10(1 point)Choose the FALSE statement. Continental glaciersQuestion 10 options:move because of the pull of gravity.never reach seas or oceans.spread across the landscape laterally in response to their own weight.move by gravitational spreading.move because their basal ice can’t support the weight of their overlying ice.SaveQuestion 11(1 point)According to Milankovitch, which of the following is a contributing factor to ice-age cycles?Question 11 options:sunspot cyclesvariations in ocean temperature
shifting continental positions due to plate tectonicsincreased amounts of volcanic ashvariations in the shape of Earth's orbit and its axial inclination over long period cycles.SaveQuestion 12(1 point)Continental-scale ice sheets today are found only inQuestion 12 options:Alaska and Iceland.Antarctica and Iceland.Antarctica and Greenland (and islands in the high Canadian arctic)Greenland and Iceland.Alaska and Antarctica.SaveQuestion 13(1 point)Which of the following climate conditions would most likely allow glaciers to form?Question 13 options:extremely cold winters
high winds that produce low chill factorssnowfalls in winter coupled with relatively cool summers that don't completely melt the winter snowsmild winters with lots of snow coupled with very hot summerstemperatures below freezing for one month straightSaveQuestion 14(1 point)MilankovitchQuestion 14 options:predicted climate cycles that have since been confirmed and named in his honor.stated that there are cyclical changes in Earth’s orbit and axial tilt.stated that there are changes in the amount and distribution of insolation received onEarth.offered ideas that explain the timing of ice age events but not the severity of temperature change associated with ice ages.All the possible answers are correct.SaveQuestion 15(1 point)Choose the FALSE statement. During the most recent Ice Age of the Pleistocene,
Question 15 options:the boundary of tundra in North American moved 20 latitude degrees southward.the New York City area was an outwash plain.
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- Fall '09
- Global Warming, Glacier, Ice sheet