14) how does wind cause weathering? a) wind can not cause the weathering of rocks. b) wind can blow sand and create new landforms. c) wind picks up sand or dry soil and carries it from one place to another. d) blowing sand can wear away a rock's surface and break it into smaller pieces.

the answer that best describes the relative refractory period in the neuron is the resting membrane potential is restored, but concentrations of sodium and potassium are not restored to their original state.

the refractory period is the time during which another stimulus given to the neuron will not lead to a second potential. thus, because na+ channels are inactivated during this time, additional depolarizing stimuli do not lead to new action potentials.  

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