What are the three categories of changes?
What will be an ideal response?
There are three categories of changes, (1) those that add work, (2) those
that delete work, and (3) those that substitute one item of work for another
item of work.
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____, because it bonds fibers together in fiber bundles, gives wood compressive strength.
A. Cellulose B. Lignin C. Hemicellulose D. Glucose
Transformers are 100% efficient.
Answer the following statement true (T) or false (F)
A wildlife biologist in South Africa notes that the soils on south-facing slopes are wetter and deeper than those on north-facing slopes, and therefore support more wildlife. What likely accounts for this difference?
A) higher soil temperatures on the north slopes B) more rapid plant growth on the south slopes C) sandier soils on the north slopes D) differences in rainfall from one area to another E) more solar radiation on the south slopes
Control transformers generally have ____ terminals connected to the primary and secondary leads.
A. barrier B. luster C. block D. screw