There are a lot of these things. You can explain water flow using V=IR. A simpler but salient demonstration of how these things can happen https://youtu.be/Z_s

There are a lot of these things. You can explain water flow using V=IR. A simpler but salient demonstration of how these things can happen https://youtu.be/Z_s3TmYQAuc https://youtu.be/Z_s3TmYQAuc