Which of the following groups has lived on the continent of South America for the longest time? Africans Native Americans Spaniards Portuguese

What is the oort cloud? a. it is a great cloud of gas that resides far beyond the orbit of pluto. b. it's not really a cloud at all, but rather refers to the trillion or so comets thought to orbit the sun at great distances. c.

What are three types of plate boundaries?

Identify the data that support human activity and causes of climate change

What makes stars produce energy? O gravity O hydrogen O nuclear fusion O nuclear fission

Suppose a magnetic reversal occurred today. How would new rocks at mid-ocean ridges differ from rocks that formed last year?

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Of the three stable isotopes of oxygen, is the heaviest?

Which type of human geography focuses on how goods and services are produced and distributed by a country?

Research the 3 ways in which the ecosystem can be managed

How does the size of china compare to that of the united states