What evidence suggests that the river is widening its valley through lateral erosion?
The following questions are based on Map T-4, a portion of the “Voltaire, North Dakota” quadrangle (scale 1:24,000; contour interval 5 feet) and Figure 40-4, a stereogram of the same region showing the Souris River (48°06'23"N, 100°48'05"W).
What will be an ideal response?
Meanders cutting into the walls of the valley floor.
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The opportunity to lobby elected representatives is an important right for everyone in a democracy.
Answer the following statement true (T) or false (F)
Hygroscopic water
A. is water that runs off the surface after the soil reaches field capacity. B. generally enhances transpiration rates by allowing plants to be more active. C. allows water to flow downward into the subsurface because it is often found in permeable soils. D. is generally unavailable to plants because its high surface tension causes it to adhere so tightly to the soil particles.
The temperature at which iron-bearing minerals gain their magnetic property is the
____________________. Fill in the blank(s) with the appropriate word(s).
Which one of the following is a metamorphic rock?
A) limestone B) rhyolite C) slate D) quartz