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 Class 8 Science revision questions and answers on properties of soil

Pupils investigating how fast water passes through different types of soils, set up an experiment as shown below.
figsoil27620201124.JPG
Which of the following is LEAST important for this experiment?
A. Using the same amount of each soil.
B. Using the same size of funnel in each case.
C. Pouring the same amount of water to each funnel.
D. Using the same size of jar in each case.

 (3m 8s)
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