What are some of the mechanisms that explain the increase in woody plants in the southwestern United States?
What will be an ideal response?
Heavy grazing by domestic livestock, spread of seed by livestock, reduction in wildfires, climatic shift, activities of rabbits and rodents, atmospheric CO2 enrichment.
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From the two examples in the chapter, what can you say about the effect of moving the part where the center of gravity is out of line with the motion?
What will be an ideal response?
The imagined removed part of a cross section is left out of the other views.
Answer the following statement true (T) or false (F)
In absolute positioning, all process locations are given as distances from a ____.
A. zero point B. maximal point C. predefined point D. central point
Technician A says the probable cause of brakes grabbing is hard spots on front discs or rear drums, or cracked pads or shoe linings. Technician B says the probable cause of low-speed disc brake squeak is threaded drums. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B