Light emitted from two sources superpose on each other to produce alternate dark and bright fringes. What are the conditions
required for sustained interference?

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answer: collecting information/data

reason: the student is going around and asking people questions to collect data

i hope this

answerlength of time the medication is in contact with the skin(moistur level of the skin) depth of respirations blood supply to the area; all of the above; ///

in the initial assessment of breathing, signs of respiratory distress must be noted (if present), such as the use of accessory muscles for breathing, abdominal breathing and grunting respiration. next, respiratory rate must be observed. increasing breathing rate may be a sign of sickness.