In which way of the following situations would a spring scale be used?
a) a study of th...
In which way of the following situations would a spring scale be used?
a) a study of the effect of different fertilizers on plant growth
b) an investigation of the efficiency of different simple machines
c) a measurement of the effect of a catalyst in a chemical reaction
d) a comparison of the patterns of light created by a different prisms
Answers: 2
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