World Geography
Which of the following term is applied to the people of mixed European and American Indian blood in North America?

Apache
Amerinds
Bantu
Aborigines

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World Geography
The initial increase of magnetic field in magnetic storms is caused

when the shock wave, associated with the gusty solar wind, compresses the magnetosphere
when the gust wind itself engulfs the magnetosphere
when there is a large decrease in field intensity
None of these

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World Geography
In which rocks does most of the formation of caves take place?

Sandstone
Limestone
Quartzite
Granite

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