When acetylene gas is combined with oxygen during oxyfuel cutting activities, the acetylene causes the flame to burn hotter than _____ degrees Fahrenheit.

a. 2,500
b. 3,500
c. 4,500
d. 5,500


d. 5,500

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The appropriate ____ should always be used as a reference when removing or disassembling a two-stroke engine.

a. engine reference b. inspection standard c. service manual d. safety standard

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Teddy Roosevelt helped to end the 1902 strike in the anthracite coal mines by

A. using the military to force the miners back to work. B. passing legislation making the miners' union illegal. C. helping the mine owners to import strike-breakers. D. serving as a labor mediator to have the miners' union and mine owners come to a negotiated settlement guaranteeing the right of the miners to unionize. E. threatening to seize the mines and to operate them with federal troops.

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The system of outcrossing is sometimes used to introduce a desired trait into a "line or

strain" of breeding stock. A. True B. False

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A wooden floor system that is gaining in popularity is the plywood system. List two advantages that account for this popularity.

What will be an ideal response?

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