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question 9(multiple choice worth 2 points)

which of the following is not a response to stress?
confusion
slower digestion
decreased muscle tension
increased heart rate

question 10(multiple choice worth 2 points)

the fight or flight response
results from chronic stress
has little impact on the body
impacts only mental processes
prepares an organism to respond to stress

Transfer chemicals from one location to another to weather objects. a-water b-physical weathering c-chemical weathering

The sound level near a noisy air conditioner is 70 db. if two such units operate side by side, the sound level near the, would bea. 70dbb. 73 dbc. 105 dbd 140 db

Acommercial refrigerator with refrigerant-134a as the working fluid is used to keep the refrigerated space at -35°c by rejecting waste heat to cooling water that enters the condenser at 18°c at a rate of 0.25 kg/s and leaves at 26°c. the refrigerant enters the condenser at 1.2 mpa and 50°c. if the compressor consumes 3.3 kw of power, determine (a) the mass flow rate of the refrigerant, (b) the refrigeration load, (c) the cop, and (d) the minimum power input to the compressor for the same refrigeration load.