Extinct marine crustaceans like this fossil Trilobite provide evidence in support of
1.the origin of life occurring in the ocean.
2.speciation, or change over time.
3.life existing on Europa.
4.plate tectonics.
2
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Assess the difficulties, historical and current, of integrating diverse ethnic groups in the United States and Canada
What will be an ideal response?
Which resource is most commonly used to produce electricity in the United States?
A. Oil B. Water C. Coal D. Gas
The term "ecological footprint" can best be described as the ____.
A. average size of the lot on which a family home is built B. number of acres necessary to grow enough food to support a family C. geographic area in which a person travels during the course of their average daily activities D. amount of land and water needed to supply a population or an area with renewable resources and to absorb and recycle the wastes and pollution produced by such resource use E. amount of tillable agricultural land necessary to supply the food requirements of a nation
Evapotranspiration occurs faster with
A) windy conditions. B) warm conditions. C) dry conditions. D) warm, windy, and dry conditions.