☰ Contents · Technology

Repairing a mixer tap

Lessons 10 · 1 lessons · O‘. O. Tohirov, I. Karimov, M. M. Maksimova. Technology (Texnologiya), textbook for Grade 8 of general secondary schools. Ilm Ziyo, Tashkent, 2019
Answers are for parents and teachers.
1
Observe a tap at home: is it single-lever or two-tap? Write it down (do not try to repair it).
2
Write the tap-repair sequence in 8 steps.
3
One drop falls every second, so 60 drops in a minute. How many drops fall in an hour?
4
In 3 sentences explain how a dripping tap wastes water.