The oldest dated minerals on Earth are ________ years old
A) 4.03 billion
B) 542 million
C) 4.4 billion
D) 4.56 billion
Answer: C
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The practice of shifting cultivation is ________ rapidly, although now the ________ recognizes that shifting cultivation is a more ________ sound approach as compared to clearing rainforest for cattle and other lucrative crops
A) increasing, governments, financially B) increasing, World Bank, environmentally C) decreasing, farmers, financially D) evolving, environmentalist, industrially E) declining, World Bank, environmentally
The California Current is an example of which of the following types of currents?
A) Eastern Boundary Current B) Equatorial Counter Current C) Northern Boundary Current D) Southern Boundary Current E) Western Boundary Current
Differentiate between exponential and logistic growth curves. Give examples of the conditions under which each would occur
What will be an ideal response?
Measured rates of sea-floor spreading race from_____cm/year/
What will be an ideal response?