In water, the organic matter load is explained by the
A. biochemical oxygen demand.
B. biophysical oxygen demand.
C. biological oxygen demand.
D. biometric oxygen demand.
Answer: A
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Why are ion-dipole attractions stronger than dipole-dipole attractions?
A) The chemical bond in an ion-dipole molecule is similar also a covalent bond. B) The magnitude of the electric charge associated with an ion is much greater. C) Dipole areas are subject to changing from positive to negative regions on the molecule. D) Like charge (dipole) does not attract like charge (another dipole.)
According to the Ptolemaic (Greek) system, the planets have circular orbits
Indicate whether the statement is true or false
East coast of Madagascar:
From Table 29.1, the biome map, and the climate map, determine the terrestrial biome that best characterizes each of the following descriptions and write its name on the first line provided. On the second line, relate it to temperature and precipitation regimes and/or global pressure and wind belts outlined at the end of Section 1.
State this in terms of percent grade:
What will be an ideal response?