The development of the _____ had a revolutionary? effect on agriculture

A) internal combustion engine?
B) cotton gin?
C) reaper?
D) combine


A

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A hand tool used to mix concrete and patch holes is the _____.

a. short-handle shovel b. margin trowel c. edger/jointer d. pointing trowel

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The duties of each team member vary according to each person's experience and abilities and the job size. In a large job, which team members are responsible for the bulk of the drawing?

A. CAD technicians and checkers B. Senior CAD technicians and checkers C. CAD technicians and drafting clerks D. CAD technicians and senior CAD technicians

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After the Carolingian collapse, what was the first great problem that Europe faced?

a. how to construct basilicas b. how to fight off invading Muslim forces c. how to heal the schism with the Byzantine Empire d. how to redistribute power

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A fractured axle shaft with a star-shaped fracture pattern indicates that the cause of the failure is related to:

A. bending stress B. torsional stress C. shock load D. lubrication failure

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