Transcript
ByMadisonMollyLauren
Lindsey
Inner CoreThe center of the Earthmade of iron and nickelsolidthe most dense layer
MantleEarths second layermade of silicon, oxygen, iron, and
magnesiumIt is the least dense layerSolid
rust
Earth’s thinnest layer Earth’s last layer Earth’s outer layer
EarthThe planet on which we live on the third planet from the sun
GEOLOGYThe study of rocks
ATHENOSPHEREPart of earth’s upper mantle
LITHOSPHEREThe solid outer layer earth that consists of
the crust
PANGEA Supercontinent that existed on earth long
ago
P- WavesComes first in process of earthquakeTravels fastestGoes through both liquids and solids
S- wavesComes second in process of earthquakeTravels slower than p- wavesTravels through only solids
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