Which of the following is an example of a positive feedback? An unpaid credit ca

Question

Which of the following is an example of a positive feedback? An unpaid credit card balance that accrues interest The heating/cooling system of a house The human body cooling by sweating The level of a lake filled by rain and drained by a stream Which of the following statements best characterizes Earth systems? Earth systems toward self-regulation and a state of equilibrium. Earth systems tend toward self-regulation and a state of equilibrium Earth systems maintain a state of perfect equilibrium even on local scales. Earth systems are always open systems. In the hydrological cycle, water moving from the surfaces of land, water, and plants back to the atmosphere is: Respiration Precipitation Surface runoff Evaporation In the hydrological cycle, water coalescing into chemicals and runs off the land surface to toward the oceans is: Evaporation Surface runoff Precipitation Respiration In the hydrological cycle, water moving from the atmospheric reservoir to the land or ocean is: Evaporation Surface runoff Precipitation Respiration

Explanation / Answer

Question no 19

Answer is option c

C The human body cooling by sweating is an example of a positive feedback

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