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weaver science
Michael unit 5
Question | Answer |
---|---|
Asthenosphere | Plasticlike layer of earth on which the plates float and move around. it consists of weak rock that can move slowly. |
lithosphere | rigid layer of earth about 100 kilometers thick, Made of the crust and the upper part of the mantle |
Crust | the outermost layer of the earth. the thickness varies between 5-60 kilometers. it is less dense than the layer underneath. |
Upper Mantle | a more fluid section of the mantle where seismic waves slow down |
Lower Mantle | |
Outer Core | |
Matle |