____ 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
Answer: B
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What problems can occur from using pine sawdust in a greenhouse root substrate?
What will be an ideal response?
Two technicians are discussing temperature and heat. Technician A says that temperature is the intensity of the heat source. Technician B says that heat is the amount of heat. Which technician is correct?
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