____________________ erosion occurs when water carves small channels into a soil bed. Fill in the blank(s) with the appropriate word(s)
Rill
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An object at radiative equilibrium temperature is behaving as a ____
A) selective absorber B) blackbody C) light reflector D) greenhouse gas
Given that a 300-K blackbody radiates its peak energy at the wavelength of about 10 mm, at what wavelength would a 600-K blackbody radiate its peak energy?
What will be an ideal response?
A tank filled with manure, water and unused crop plant residues but which minimizes oxygen content could be used to
A) produce biogas. B) produce biogas if the oxygen levels were adjusted to very high concentrations. C) burn unused parts of crop plants to generate heat for homes. D) collect and store carbon dioxide in underground wells.
Which of the following is the method of combing foods to provide an adequate supply of all the essential amino acids?
A) protein augmentation B) protein complementation C) protein matching D) protein supplementation