Question

Liquid ( 30 ml)
Time to travel though the funnel (seconds)
Washing-up liquid
19
Shampoo
55
Bath foam
120
Water
2
Cooking oil
25
a. Was the prediction which the group made correct? Use the data to answer these
questions.
b. List three things that the group might have done to make the test fair.​

Answer 1

Answer:

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