GEOG150- CH 2 (physiographic regions)

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  1. What are the eight geomorphic regions in California?
    • Klamath Mountains
    • Cascades Mountains and Modoc Plateau
    • Basin and Range and Deserts of the Southwest - Mojave and Colorado
    • Sierra Nevada
    • Peninsular Range
    • Transverse Range
    • Coast Range
    • Central Valley
  2. Characteristics of the Peninsular Ranges
    • North ranges are higher than the south
    • Western region characterized with coastal landforms, marine terraces, natural harbors & sandy beaches
    • Northwest - rocky shorelines, narrow beaches & offshore islands
  3. What physiographic region is similar to the Sierra Nevada region but is only 10,000 feet high?
    Peninsular Region
  4. What region has vertical zonation of plants? What causes this?
    • Peninsular Ranges
    • This is due to elevation changes.
  5. What physiographic region in California has the only east-west trending mountain ranges?
    Transverse Ranges
  6. What are the names of the only east-west trending mountain ranges?
    San Bernadino and San Gabriel mountain ranges
  7. How many feet is the San Bernardino  and San Gabriel mountain ranges?
    10,000 to 11,000 feet
  8. What physiographic region has warm winds from inland (east), and wildfires?
    Transverse Ranges
  9. What physiographic region has Santa Ana winds and warm winds from inland (east)?
    Transverse Ranges
  10. Characteristics of Transverse Ranges
    • only West-East mountain ranges in California
    • San Andreas Fault
  11. The Channel Islands are part of what physiographic region?
    Transverse Region
  12. Characteristics of Coast Ranges
    • mountain ranges and valleys
    • Salinas Valley - agriculture
    • frequent earthquakes
    • major rivers: Eel River & Russian River
    • SF Bay: large estuary
  13. In the Northwest of the Coast Range, ranges are no higher than (1)_,___ feet, due to (2)_________-(3)_________ trending faults such as (4)___ ________ fault and others.
    • 1. 4,000
    • 2. northwest
    • 3. southeast
    • 4. San Andreas
  14. Physiographic Regions
    Coast Range: Coastal side
    • fog and redwoods
    • inland; oak woodlands, rainshadow
  15. Physiographic Regions
    Coast Range: Rocks
    Franciscan Melange formed as an accretionary wedge
  16. What causes the southeast trending rivers and valleys in the Northwest Coast Range?
    The northwest-southeast trending faults, such as the San Andreas fault, Hayward fault, Calveras fault, and others.
  17. Characteristics of Basin and Ranges & Southeast Deserts
    • elongated ranges and basins run parallel and are marked by alluvial fans created by steam desposits
    • interior drainage basins, streams that do not have outlets to the ocean
    • Death Valley (lowest point in US at -282 feet below sea level)
    • Badlands
  18. The Death Valley is in which physiographic region?
    Basin and Range
  19. The crust is extending, thinning and pulling apart in what physiographic region?
    Basin and Range
  20. What region is very dry, rain shadow from the Sierra Nevada?
    Basin and Range
  21. What physiographic region shows evidence of block faulting?
    Basin and Range
  22. Characteristics of Sierra Nevada
    • mountain ranges
    • orographic precipitation
    • U-shaped valleys, hanging valleys with waterfalls, cirques
    • Mt. Whitney (highest point in US at 14, 505 feet above sea level)
    • most of area scattered with alpine vegetation
    • 95% designated wilderness areas
    • Foothill region - gold-enriched rocks & quartz
  23. What physiographic region is Mount Whitney in?
    Sierra Nevada
  24. What is the name of the mountain that is the highest point in the contiguous U.S.? How many feet above sea level is this mountain?
    • Mount Whitney
    • 14,505 feet above sea level
  25. What physiographic region contains an asymmetrical tilt?
    Sierra Nevada
  26. Asymmetrical tilt
    gentle western slope, steep eastern slope
  27. In the (1)______ ______ physiographic region, snow pack and orographic precipitation flows in streams on the (2)_______ side (3)_______ ______
    • 1. Sierra Nevada
    • 2. western
    • 3. central valley
  28. Characteristics of Klamath Mountains
    • characterized by heavy rainfall
    • thick natural vegetation & extensive stream networks
    • valleys created from abundant rainfall that powers streams in the area
  29. What large rivers are found in the Klamath Mountains?
    Eel and Klamath rivers
  30. What physiographic region is characterized by high percipitation and is heavily forested?
    Klamath Mountains
  31. Characteristics of Modoc Plateau and Southern Cascades
    • volcanic landforms
    • plateaus, rigid surfaces & covered by pine and sagebrush (MP)
    • volcanoes & volcanic debris, rolling mountainous area (SC)
  32. What physiographic region is Lassen Peak found in?
    Southern Cascades
  33. What physiographic region has Mount Shasta with glaciers and one of the largest Cascades volcanoes?
    Southern Cascades
  34. What physiographic region has very little precipitation - rain shadow of the Klamaths and Cascades?
    Modoc Plateau
  35. Which physiographic regions have volcanic landforms?
    Modoc Plateau and Southern Cascades
  36. Sagebrush and juniper shrub vegetation are found in what physiographic region?
    Modoc Plateau
  37. Lava tubes in the Lava Beds National Monument are found in what physiographic region?
    Modoc Plateau
  38. Flat lava flows of black basalt are found in what physiographic region?
    Modoc Plateau
  39. Characteristics of Central Valley
    • flat topography, formerly wetlands and grasslands converted to mostly agriculture and urban space
    • North flowing river: Sacramento River Valley
    • South flowing river: San Joaquin River Valley
    • Water diversion projects
  40. What physiographic region has water diversion projects?
    Central Valley
  41. What physiographic regions has less than 5 inches per year of rain?
    Mojave and Colorado Deserts
  42. In which desert is the high desert in? What is found there?
    The Mojave Desert with Joshua Trees, military bases and explosive suburban population growth
  43. In which desert is the low desert in?
    Colorado Desert in the Salton Trough (Salton Sea Area)
  44. Coachella and Imperial Valleys are in which physiographic region?
    Colorado Desert
Card Set:
GEOG150- CH 2 (physiographic regions)
2013-09-06 03:15:34

GEOG150 chapter 2 physiographic regions
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