To safely observe the odor of a chemical in a test tube, you should
a) slowly move the test tube under your nose and sniff.
b) pour some into a shallow dish and then inhale the odor.
c) waft the vapors from the tube toward your nose with your hand.
d) move the test tube under a fume hood and smell the air under the hood.

most are appointed by the president and confirmed by a vote in the senate. however, appeals court judges appoint federal bankruptcy judges, and district judges appoint federal magistrate judges. the qualifications for these positions vary depending on the preferences of the person reviewing nominees.

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japan is located on a chain of islands called an archipelago. it is made up of four main islands and thousands of smaller ones. the terrain is mountainous, which means there is not a lot of good land for farming. because of the geography, the japanese relied on the sea for many aspects of daily life.