What caused the sharp decline of horses and mules in the United States in the 1920s?
What will be an ideal response?
The number of horses and mules grew until the 1920s, when cars, trucks, and tractors increased.
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?In ____, the sprues and runners are kept hot by heating elements built into the mold.
A. ?insulated runner molding B. ?runnerless molding C. ?heated torpedo molding D. ?hot runner molding
A(n) ____________________ is a standalone statement that performs a given task such as copying the contents of one array into another array or jumping to another routine.
Fill in the blank(s) with the appropriate word(s).
_______________ digestion involves the decomposition of organic matter by methano bacteria in the absence of oxygen to produce biogas
Fill in the blank(s) with the appropriate word(s).
What is a major disadvantage of using plastics in tool design?
What will be an ideal response?