An esker is a long sinuous ridge of ice.
Answer the following statement true (T) or false (F)
False
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Stability prevails when the environmental lapse rate is
What will be an ideal response?
Most sources of energy today are
A) fossil fuels. B) wind powered. C) based on coal and coal derivatives. D) from the developed world. E) renewable.
Which of the following best describes soil?
A) Soil is composed of solely mineral fragments less than 2 mm in size. B) Soil lacks biological material. C) Soil is a renewable resource. D) Soil is a dynamic natural material composed of water, air, mineral fragments, and organic matter.
Which of the following creates a major problem for scientists studying a particular cycle of glaciation?
a. subsequent glaciation b. changes in sea level c. human activity d. changes in wind direction