Which of the following functions are performed by limit switches?
A. detecting the position of an object
B. detecting the size of an object
C. counting parts
D. preventing movement of an object outside a safe zone
E. all of the above
Answer: E
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Biotic factors during propagation include the interaction of propagules with other organisms such as ________, ________, ________, and ________.
Fill in the blank(s) with the appropriate word(s).
Describe two types of staples and an example of their use.
What will be an ideal response?
Soil erosion can contribute to water pollution, including contamination from chemicals, soil particles
reducing water clarity, and sediments that settle in bodies of water.
Indicate whether the statement is true or false.____ transmit energy by a turning or twisting action.
A. Helix springs B. Torsion springs C. Flat springs D. Compression springs E. none of the above