Book 15, Question 79

How Do Pool-Cleaning Robots Clean Underwater?

Name: How Do Pool-Cleaning Robots Clean Underwater?
Uploaded: 2026-10-03T19:10:48+00:00
Description: A pool robot cleans by pulling water through a filter bag as it drives! It scrubs with brushes and its filter catches the dirt. It follows a pattern across the floor and the walls.

A pool robot cleans by pulling water through a filter bag as it drives! It scrubs with brushes and its filter catches the dirt. It follows a pattern across the floor and the walls.

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