Erosion is a result of Earth's external heat engine, powered by (choose all that apply)A) the SunB) gravityC) heat flowing from Earth's interior outward
What will be an ideal response?
A, B
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Fossils cannot usually be dated directly because they are not composed of minerals that naturally contain radioactive isotopes
Indicate whether the statement is true or false
Will agricultural exports continue to be important for Caribbean economies in the 21st century? What are the environmental consequences of agricultural production in this tropical region?
What will be an ideal response?
How does evaporation effect land-water heating differences?
A) Evaporation tends to increase temperatures over land. B) Evaporation tends to lower temperatures more over water bodies than over land. C) Evaporation tends to increase the temperature over water. D) Evaporation affects land more than ocean surfaces. E) Evaporation affects the temperature of land surfaces and water bodies the same amount.
A very slow exponential growth rate of population can continue indefinitely on an Earth of finite size and resources.
Answer the following statement true (T) or false (F)