Grease and oil must be kept away from oxygen tanks used for brazing because they _____
a. will contaminate the brazed joints and cause them to fail
b. could trigger an explosion in the presence of oxygen
c. are incompatible with lubricants used on the oxygen regulator
d. will clog the oxyacetylene torch
b
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What describes beliefs about individuals or groups that are based on opinions, habits of thinking, or rumors?
A) Prejudice B) Diversity C) Stereotyping D) Ethnocentrism
You would multiply by the factor 1.6 to convert miles to _____.
a. megameters b. decameters c. hectometers d. kilometers
In most ABS, ____________________ valves cycle the hold and release of hydraulic system pressure.
Fill in the blank(s) with the appropriate word(s).
Why did the Peloponnesian cities led by Sparta fight Athens in the Peloponnesian War?
a. Athenian imperialism threatened the city-state system of Greece. b. Athenian imperialism undermined the fragile peace with Persia. c. Athenian naval aggression destroyed Greek trade in the Mediterranean. d. Sparta sought to unite the Greek poleis into a single Greek empire.