Approximately what percentage of the human diet should be protein?
A) 10%
B) 20%
C) 50%
D) 70%
B
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Explain the formation of Drakes Estero. Does it appear to be the feature of a shoreline of emergence or submergence?
The question is based on Map T-15, the “Point Reyes, California” quadrangle (scale 1:62,500; contour interval 80 feet) showing Point Reyes and Drakes Bay in Point Reyes National Seashore (38°01'38"N, 122°57'51"W). What will be an ideal response?
What are the four basic forces in the universe?
a. gravity, electric, magnetic, and strong nuclear b. gravity, electromagnetic, strong nuclear, and atomic c. gravity, electromagnetic, strong nuclear, and weak nuclear d. gravity, electric, magnetic, and atomic e. gravity, electromagnetic, atomic, and nuclear
Which of the following rivers has a high risk of flooding?
A. Huang He B. Xi Mekong River C. Brahmaputra Amur
The effect of urbanization on a typical stream hydrograph is to
A) decrease runoff. B) increase lag time between storm peak and peak stream discharge. C) decrease lag time between storm peak and peak stream discharge. D) create a base flow.