science quiz

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  1. Seismic Waves
    Vibrations that travel through the Earth carrying the energy released during earthquakes
  2. Pressure
    The force exerted on a surface divided by the total area over which the force is exerted
  3. Crust 
    the layer that is the outer skin of the earth. The crust is a layer of solid rock that includes both dry land and the ocean Layer
  4. Basalt
    is a dark rock rock with fine texture and is beneath the ocean
  5. Granite
    is a rock that is usually is a light color and has a coarse texture and usually on the continental   part of the earth
  6. Mantle
    the layer of hot solid material between the core and the crust
  7. Lithosphere
    A rigid layer made up the upper most part of the mantle and the crust
  8. asthenosphere 
    The soft layer of the mantle on the lithosphere floats
  9. Outer core
    A layer if molten iron and nickel that surrounds the inner core of the earth 
  10. Inner Core
    A dense sphere of solid iron and nickel at the center of the earth
Card Set:
science quiz
2013-01-29 01:07:39
earth layers 8th grade

layers of the earth
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