The time equivalence of strata is determined by:

a. correlation of unusual lithologies.
b. correlation of key beds.
c. correlation of fossils.
d. lateral tracing.
e. superposition


C

Environmental & Atmospheric Sciences

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Whose expedition was able to prove circumnavigation of the globe was possible?

A) Captain James Cook B) Matthew Murray C) Ferdinand Magellan D) Christopher Columbus

Environmental & Atmospheric Sciences

In comparing Malthus's theory to actual world food production and population growth during the past half-century, the principal difference is that

A) actual food production has been much higher than Malthus predicted. B) Malthus's theory predicted much higher food production than has actually occurred. C) actual population growth has been much higher than Malthus predicted. D) Malthus's theory predicted much higher population growth than has actually occurred. E) population increased geometrically while food production increased arithmetically.

Environmental & Atmospheric Sciences

What agriculture hearth did domesticated coffee emerge from?

A) Latin America B) Southeast Asia C) Sub-Saharan Africa D) East Asia E) Central Asia

Environmental & Atmospheric Sciences

A cyclone is usually larger than an anticyclone

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences