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the pilot dies in the giver

Weak stimulus will cause a weak action potential. the stronger the stimulus, the stronger the action potential. a. true b. false

Why are radio observatories located in valleys far away from urban centers? a. to shield them from electromagnetic interference b. to avoid sound pollution c. to avoid disturbing people living in the city d. to shield them from water vapor

  usually, loads of more than pounds require the assistance of a second person.           a. 40   b. 20   c. 50   d. 30