How does excess heat from the Earth's early formation reach the surface?
A. convection
B. conduction and convection
C. conduction
D. None of these choices are correct.
Answer: B
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Which of the following forecast methods are often used for very short-range weather forecasting?
A. steady-state forecast and pattern recognition method B. ensemble forecast and pattern recognition method C. analogue method and ensemble forecast D. steady-state forecast and analogue method
An example of a climatic boundary condition change would be
A) New York city increased by several million people. B) if the output of the Sun were to increase or decrease. C) the rain forests of Brazil were all cut or burned. D) putting more dams on the major rivers of the world.
What agriculture hearth did domesticated coffee emerge from?
A) Latin America B) Southeast Asia C) Sub-Saharan Africa D) East Asia E) Central Asia
The general term for the undulations and other variations in the shape of Earth's surface is called
A) relief. B) terrain. C) geomorphology. D) topography.