The site where a surface stream disappears into a cavern system is referred to as a _____
a. sinkhole
b. stalagmite
c. doline
d. hum
e. swallow hole
e
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Most of the core area of Australia is located in the:
Describe the features and characteristics associated with each stage in the evolution of a mountainous desert
What will be an ideal response?
In certain areas of the open sea, winds, ocean currents, and other factors cause water to come up from the depths to the surface, bringing nutrient from the ocean bottom. This process is called a(n) ____.
A. downdraft B. updraft C. El Niño D. La Niña E. upwelling
Contour farming involves
A. converting a steep slope into a series of terraces. B. building a series of small dams. C. plowing and planting in rows across the slope rather than up and down. D. plowing straight down-slope or straight up-slope. E. stimulating the growth of soil bacteria.