NCERT Solutions for Class 9 Science Chapter 8
Important NCERT Questions
7th Chapter 9 Force and Laws of Motion
NCERT Books for Session 2022-2023
CBSE Board and State Board
Questions No: 8
Razia conducted an experiment in the field related to the rate of percolation. She observed that it took 40 min for 200 mL of water to percolate through the soil sample. Calculate the rate of percolation.
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Rate of percolation= Amount of water (ml) / Percolation time (minutes) = 200 ml / 40 min = 5 ml / min
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