1. What evidence do geoligist have to know aboiut Earth´s interior.
2. Study the layers of Earth interior.
3. Study the three types of heat transfer.
4. What is a convection current?
5. Where do convection currents occur in the layers of the Earth?
6. What are the evidence for Wegener´s theory on Continental Drift?
7. Study the evidence for sea-floor spreading.
8. Study all the vocabulary pg. 6,14,18,23 )key terms.
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