Chapter9&10

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  1. A shield volcano
    A. has a jagged surface.
    B. has gently sloping sides.
    C. is sometimes called a strato volcano.
    D. forms when lava erupts underwater.
    B. has gently sloping sides.
    (this multiple choice question has been scrambled)
  2. A large depression that forms when the magma chamber partially empties is a
    A. caldera.
    B. cinder cone.
    C. rift.
    D. crater.
    A. caldera.
    (this multiple choice question has been scrambled)
  3. Which of the following best describes subduction?
    A. movement of one tectonic plate against another
    B. movement of tectonic plates away from each other
    C. side-by-side movement of two tectonic plates
    D. movement of one tectonic plate under another
    D. movement of one tectonic plate under another
    (this multiple choice question has been scrambled)
  4. A dormant volcano
    A. is currently explosive.
    B. has never erupted.
    C. might erupt again.
    D. usually erupts once each year.
    C. might erupt again.
    (this multiple choice question has been scrambled)
  5. Where are volcanoes most likely to form?
    A. along plate boundaries
    B. along bodies of water
    C. in mountainous areas
    D. near the center of continents
    A. along plate boundaries
    (this multiple choice question has been scrambled)
  6. Molten rock deep underground often gathers in a
    A. caldera.
    B. magma chamber.
    C. landslide.
    D. vent.
    B. magma chamber.
    (this multiple choice question has been scrambled)
  7. Lava that is very runny probably
    A. comes from explosive volcanoes.
    B. has been cooled below the surface.
    C. has a low silica content.
    D. is hotter than most lava.
    C. has a low silica content.
    (this multiple choice question has been scrambled)
  8. The pyroclastic material that can reach the upper atmosphere and circle the Earth for years is
    A. pahoehoe lava.
    B. lapilli.
    C. aa lava.
    D. volcanic ash.
    D. volcanic ash.
    (this multiple choice question has been scrambled)
  9. Which of these describes a possible climate change caused bya volcanic eruption?
    A. Volcanic eruptions rarely affect climate.
    B. Ash blocks sunlight, causing temperatures to drop.
    C. Scorched land creates drought conditions.
    D. Temperatures rise because of the heat coming from lava.
    B. Ash blocks sunlight, causing temperatures to drop.
    (this multiple choice question has been scrambled)
  10. The three main types of volcanoes are
    A. shield, pahoehoe, and vented.
    B. shield, composite, and cinder cone.
    C. cinder, cone, and composite.
    D. cinder cone, lapilli, and caldera.
    B. shield, composite, and cinder cone.
    (this multiple choice question has been scrambled)
  11. Most active volcanoes form
    A. far from bodies of water.
    B. where tectonic plates move back and forth.
    C. where tectonic plates separate.
    D. where tectonic plates collide.
    D. where tectonic plates collide.
    (this multiple choice question has been scrambled)
  12. The volcanoes of Hawaii and other places far from tectonic plate boundaries are known as
    A. viscous volcanoes.
    B. calderas.
    C. hot spots.
    D. mid-ocean ridges.
    C. hot spots.
    (this multiple choice question has been scrambled)
  13. Which category of volcano is most likely to erupt in the near future?
    A. an active volcano
    B. an extinct volcano
    C. a dormant volcano
    D. a viscous volcano
    A. an active volcano
    (this multiple choice question has been scrambled)
  14. Volcanoes are most likely to form
    A. in deep canyons.
    B. along plate boundaries.
    C. near the center of continents.
    D. in mountainous areas.
    B. along plate boundaries.
    (this multiple choice question has been scrambled)
  15. Volcanic activity is common along the Mid-Atlantic Ridge. This activity occurs at a
    A. mantle plume.
    B. subducted plane.
    C. break in the continental crust.
    D. divergent boundary.
    D. divergent boundary.
    (this multiple choice question has been scrambled)
  16. Which of the following is NOT considered when predicting volcanic eruptions?
    A. internal temperature
    B. the composition of volcanic gases
    C. atmospheric activity
    D. changes in the volcano’s slope
    C. atmospheric activity
    (this multiple choice question has been scrambled)
  17. What is most likely to happen if the water content of magma is high?
    A. An explosive eruption is likely.
    B. A nonexplosive eruption will occur.
    C. No eruption will occur.
    D. Pressure will decrease.
    A. An explosive eruption is likely.
    (this multiple choice question has been scrambled)
  18. What is pyroclastic material?
    A. lava that flows underwater
    B. molten rock
    C. magma that blasts into the air and hardens
    D. magma that remains underground too long
    C. magma that blasts into the air and hardens
    (this multiple choice question has been scrambled)
  19. Which of these describes a climate change caused by a volcanic eruption?
    A. Volcanic eruptions don’t cause climate changes.
    B. Burned land creates dry conditions.
    C. Temperatures rise because of the heat coming from lava.
    D. Ash blocks sunlight, causing temperatures to drop.
    D. Ash blocks sunlight, causing temperatures to drop.
    (this multiple choice question has been scrambled)
  20. What is a rift?
    A. a hot spot
    B. a crack in the Earth’s crust
    C. an instrument that predicts eruptions
    D. a closed vent
    B. a crack in the Earth’s crust
    (this multiple choice question has been scrambled)
  21. What is a tiltmeter?
    A. an instrument that measures gases
    B. an instrument that measures the temperature inside a
    C. an instrument that measures changes in a volcano’s slope
    D. an instrument that measures the intensity of earthquakes
    volcano
    A. an instrument that measures gases
    (this multiple choice question has been scrambled)
  22. Which kind of volcano will probably never erupt again?
    A. a chamber volcano
    B. an active volcano
    C.a dormant volcano
    D. an extinct volcano
    B. an extinct volcano
    (this multiple choice question has been scrambled)
  23. Repeated eruptions of lava create
    A. craters.
    B. explosives.
    C. calderas.
    D. volcanoes.
    D. volcanoes.
    (this multiple choice question has been scrambled)
  24. Which kind of volcanic eruption is most destructive?
    A. pahoehoe
    B. atmospheric
    C. nonexplosive
    D. explosive
    D. explosive
    (this multiple choice question has been scrambled)
  25. Mount Rainier and Mount St. Helens are
    A. cinder cone volcanoes.
    B. shield volcanoes.
    C. calderas.
    D. composite volcanoes.
    D. composite volcanoes.
    (this multiple choice question has been scrambled)
  26. Magma forms in deep in the Earth’s crust and in the mantle where
    A. temperature is high and pressure is low.
    B. temperature is low and pressure is high.
    C. temperature and pressure are high.
    D. temperature and pressure are low.
    C. temperature and pressure are high.
    (this multiple choice question has been scrambled)
  27. Only about 5% of volcanoes on land form
    A. along divergent boundaries.
    B. along convergent boundaries.
    C. in hot spots.
    D. in the Ring of Fire.
    C. in hot spots.
    (this multiple choice question has been scrambled)
  28. When infrared images show that an area is getting hotter, what is probably happening there?
    A. Magma is rising in an active volcano.
    B. Pyroclastic material is filling a magma chamber.
    C. Magma is probably sinking deeper into the Earth’s crust.
    D.Lava inside a caldera is being warmed by the sun.
    A. Magma is rising in an active volcano.
    (this multiple choice question has been scrambled)
  29. Which of the following is a type of frost action?
    A. abrasion
    B. gravity
    C. oxidation
    D. ice wedging
    D. ice wedging
    (this multiple choice question has been scrambled)
  30. Which of the following types of chemical weathering causes a karst landscape, such as a cavern?
    A. lichens
    B. acid precipitation
    C.acids in groundwater
    D. water
    C.acids in groundwater
    (this multiple choice question has been scrambled)
  31. How do lichens slowly break down a rock?
    A. by chemical weathering
    B. by ice wedging
    C. by abrasion
    D. by mechanical weathering
    A. by chemical weathering
    (this multiple choice question has been scrambled)
  32. Which of these is most likely to experience oxidation?
    A. tennis ball
    B. wooden fence
    C. aluminum can
    D. bicycle tire
    C. aluminum can
    (this multiple choice question has been scrambled)
  33. A process by which softer, less weather-resistant rocks wear away and leave harder, more weather-resistant rocks behind is called
    A. ice wedging.
    B.differential weathering.
    C. chemical weathering.
    D. mechanical weathering.
    B. differential weathering.
    (this multiple choice question has been scrambled)
  34. Small rocks weather more quickly than large rocks because their surface area is
    A. smaller.
    B. thinner.
    C.thicker.
    D. larger.
    D. larger.
    (this multiple choice question has been scrambled)
  35. The average weather condition in an area over a long period of time is called
    A. climate.
    B. weather.
    C. humidity.
    D. temperature.
    A. climate.
    (this multiple choice question has been scrambled)
  36. Which rocks are exposed to more wind, rain, and ice?
    A. rocks in a warm, humid climate
    B. rocks at a higher elevation
    C. rocks in streams
    D. rocks at a lower elevation
    B. rocks at a higher elevation
    (this multiple choice question has been scrambled)
  37. What is the organic material formed in soil from the decayed remains of plants and animals called?
    A. bedrock
    B. residual soil
    C. parent rock
    D. humus
    D. humus
    (this multiple choice question has been scrambled)
  38. Which climate has the most productive soil for raising crops?
    A. tropical rain forest
    B. temperate forest and grassland
    C. desert
    D. arctic
    B. temperate forest and grassland
    (this multiple choice question has been scrambled)
  39. What is it called when a farmer plants different crops in order to use less nutrients or different nutrients from the soil?
    A. contour plowing
    B. cover crops
    C. crop rotation
    D. terracing
    C. crop rotation
    (this multiple choice question has been scrambled)
  40. Ice, wind, water, gravity, plants, and animals are all agents of
    A. mechanical weathering.
    B. desertification.
    C. oxidation.
    D. differential weathering.
    A. mechanical weathering.
    (this multiple choice question has been scrambled)
  41. When oxygen in the air reacts with iron, the result is
    A. differential weathering.
    B. oxidation.
    C. infiltration.
    D. abrasion.
    B. oxidation.
    (this multiple choice question has been scrambled)
  42. Which of the following is NOT a benefit provided by soil?
    A. allows for water storage for plants
    B. can be blown or washed away from its parent rock
    C. provides minerals and nutrients for plants
    D. provides a habitat for animals
    B. can be blown or washed away from its parent rock
    (this multiple choice question has been scrambled)
  43. Which soil conservation technique helps prevent erosion of sloping hills by heavy rains
    A. no-till farming
    B. terracing
    C. cover crop
    D. contour plowing
    D. contour plowing
    (this multiple choice question has been scrambled)
  44. Which of water’s properties directly causes mechanical weathering?
    A. Water can hold heat longer than soil.
    B. Water dissolves many minerals.
    C. Water can form an acid when combined with some gases.
    D. Water expands when it freezes.
    D. Water expands when it freezes.
    (this multiple choice question has been scrambled)
  45. Which of the following does not directly contribute to the weathering of rocks?
    A. gravity
    B. wind
    C. sunlight
    D. water
    C. sunlight
    (this multiple choice question has been scrambled)
  46. The decayed plant and animal material in soil is called
    A. horizon.
    B. subsoil.
    C. ventifacts.
    D. humus.
    D. humus.
    (this multiple choice question has been scrambled)
  47. Rust is the oxidation of
    A. water.
    B. tin.
    C. iron.
    D. nitrogen.
    C. iron.
    (this multiple choice question has been scrambled)
  48. What is the breakdown of rock into smaller pieces by physical means called?
    A. acid precipitation
    B. habitation
    C. oxidation
    D. mechanical weathering
    D. mechanical weathering
    (this multiple choice question has been scrambled)
  49. What is it called when softer rocks wear away and leave harder rocks behind?
    A. acidic weathering
    B. differential weathering
    C. oxidation
    D. abrasion
    B. differential weathering
    (this multiple choice question has been scrambled)
  50. What is the soil’s ability to hold nutrients and to supply nutrients to a plant called?
    A. soil fertility
    B. soil structure
    C. humus
    D. soil texture
    A. soil fertility
    (this multiple choice question has been scrambled)
Author:
mmbarton
ID:
55449
Card Set:
Chapter9&10
Updated:
2010-12-13 18:37:01
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Chapter review
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