An action that rewards a particular kind of behavior is a positive sanction. A negative sanction is a punishment or the threat of punishment used to enforce conformity.
Spinal meninges.
The spinal meninges are the dura mater, separated from the vertebral column by a space called epidural space, and separated from the next meninge in profundity by the subdural space; the arachnoid mater with the subarachnoid space; and, the most profound, the pia mater.
Barack Obama was elected president in November of 2008. He was sworn in January 20, 2009.
Answer:
There are two primary scales used to measure earthquakes: the Richter scale and the Mercalli scale. The Richter scale is most common in the United States, while worldwide, scientists rely on the Mercalli scale. The moment magnitude scale is another earthquake measurement scale used by some seismologists.
Explanation:
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