A few days ago
HELP ME pLEASE !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
1. In geologic history at the end of what era did the continents begin to come together to form the supercontinent, Pangea?
Mesozoic
Proterozoic
Paleozoic
Cenozoic
2.What prehistoric continent was the Grand Canyon located on about 550 million years ago?
Laurasia
Euroamerica
Gondwanaland
Norasia
3. What caused Pangea to break apart?
Fast moving convection currents that move over the lower zone of the mantle.
A massive earthquake.
Slow moving plates moved by convection currents in the upper zone of the mantle.
Dinosaurs walking along the earth
Top 1 Answers
A few days ago
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Cenozoic
Gondwanaland
Dinosaurs walking along the earth
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