1.in table 1 what was investigated by the grade 6 pupils, 2.which surface had the greatest frictional force, 3.which surface had the least frictional force, 4.what is the relationship between the kind of surface and the amount of frictional force, 5.in table 2 which weight had the greatest frictional force, 6.which weight had the least frictional force, 7.what is the relationship between the weight of the object and the amount of frictional force

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1.in table 1 what was investigated by the grade 6 pupils


2.which surface had the greatest frictional force
3.which surface had the least frictional force
4.what is the relationship between the kind of surface and the amount of frictional force
5.in table 2 which weight had the greatest frictional force
6.which weight had the least frictional force
7.what is the relationship between the weight of the object and the amount of frictional force​

Answer:

table 1 they investigated the rough and smooth

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