????????????????????????? Help science
im doing an experiment on ways of hearing protection, I had to put cotton in his ear and prove how much the volume of a radio he had to do before you listen and do the same with ear lids, then on earrings that I have now that its application for control of experience which provides the basis of the comparison that has been controlled in this experiment ?????????????????? ? Also, how would enhance this experience and be more scientific?
control that experience without using earplugs …. to be more scientific, U could use different types of earplugs … It could also make a table showing the volume and plugs used in different
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