How might you modify the popcorn experiment to find out whether the presence of duds did or did not make a difference in my calculations

answer by yourhope:

how do models compare to real-world objects?

d. most models represent a real-world object in a simpler way.

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water at room temperature is flowing through a pipe with pressure taps located 10 ft apart along one section of the pipe, which are connected to a mercury (s=13.6) manometer.

one negative thing it that it can kill water animals. another negative thing is it can cause the destruction of ecosystem. one way water pollution can be reduced is to conserve energy.