If a superposed stream erodes downward into resistant rock and cuts narrow canyons, the resulting
feature is called a(n) ____________________. Fill in the blank(s) with the appropriate word(s).
water gap
You might also like to view...
Proposed the concept of natural selection:a
Hutton d. Werner b. William Smith e. Wegener c. Darwin
What is the process of wave separation?
A) Swells B) Wave trains C) Fully developed sea D) Dispersion
Which statement about cones of depression is true?
A)They form when water inflow exceeds water withdrawal. B)They affect large regions and have extensive economic impact. C)They lower the water table around a well. D)They only form immediately after a well is drilled. E)They get narrower closer to the well head.
Purple martins are the largest species of swallow in North America
In the Eastern United States, they breed almost exclusively in large colonies in artificial martin houses and hollowed-out gourds hung by martin enthusiasts, who often have to remove invasive house sparrows from these artificial nest sites in order for the martins to have a place to nest. The relationship between the martins and sparrows can best be described as ________, and the relationship between the martins and the martin enthusiasts can best be described as ________. A) predation; mutualism B) intraspecific competition; interspecific competition C) parasitism; symbiosis D) interspecific competition; mutualism