Geology Lab

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Author:
Anonymous
ID:
81450
Filename:
Geology Lab
Updated:
2011-04-24 14:56:46
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geology
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final
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  1. type of rock that the grain size is quite small, but you can feel that the rock has a gritty texture of finen sand
    sandstone
  2. pieces of other rocks
    clastic
  3. What happens if you put a drop of dilute hydroohloric acid on sedimentary rocks?
    fizzes
  4. If you go back in time many millions of years ago when this rock was forming, in what sedimentary environment would you be standing?
    ocean floor, marine environment
  5. If you could go back in time many millions of years ago when sandstone was forming, in what sedimentary environment would you be standing?
    river delta, flood plane, beach, dessert
  6. What is the igneous rock family?
    granite
  7. What is the metamorphic rock family?
    slate
  8. What is the key characteristic of the metamorphic rock?
    smooth, durable, flat
  9. What rock is more durable- granite or sandstone?
    granite
  10. A common and effective way to show how a measurement varies accross an area
    contour map
  11. On a contour map the raw data are scattered sampling or recording points and ___ are drawn to connect known or interpreted points of equal value
    contour lines
  12. the difference in elevation represented by two successive contour lines
    contour interval
  13. A measure of the earthquake's effect on people and buildings
    Intensity
  14. Intensity is expressed by Roman numerals ranging for I to XII on the ___; high numbers indicate greater damage.
    modified Mercalli scale
  15. usful in locating the eqicenter of the earthquake
    isoseismic map
  16. the measure of the energy released
    magnitude
  17. The principal tool used to investigate earthquakes
    seismograph
  18. The sharp snap-back sets up vibrations ___ which travel outward in all directions
    seismic waves
  19. the point inside the earth where the rocks ruptured
    focus
  20. The fraction along which movement has taken place is called a
    fault
  21. the place on earth's surface, directly above the focus, where the seismic waves are first felt
    epicenter
  22. Seismic vibrations that travel through the solid earth are of two kinds __ and __ which start at the focus simultaneously
    P waves and S waves
  23. pH measure of how __ or __ liquids are
    acidic or basic

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