For results of an investigation to be accepted, what must be true? A. The results must be published in a book. B. The results must be able to be repeated by someone else. C. The Investigation must be performed by a professional scientist. D. The Investigation must be about a living thing.

a. as the temperature increases, the kinetic energy of the gas molecules increases & the molecules move faster & further away from each other.

b. if you decrease the temperature of a fixed amount of gas at constant pressure, the combined gas law reduces to charles's law. in this case, volume will also decrease.

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d. organisms have cells with different shapes and functions.