Which of the following could be considered a scientific statement? a. "i think that cookies taste much better than cake." b. "i observed that butterflies prefer the yellow flowers." c. "yellow is a cheerful color." d. "i believe there is life on other planets."

specific gravity is the density of a substance divided by the density of water. since (at standard temperature and pressure) water has a density of 1 gram/cm3, and since all of the units cancel, specific gravity is usually very close to the same value as density

so "c" is the answer

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