Nwhich 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 different prisms

explanation:

crosscutting concepts have application across all domains of science. as such, they are a way of linking the different domains of science. they include patterns; cause and effect; scale, proportion, and quantity; systems and system models; energy and matter; structure and function; and stability and change.

i think it's c. if you look search electronic symbol on google and then click on wiki it shows you a