Dr. alvarez wanted to see if he had discovered a new element, so he analyzed his new element and performed an experiment to determine the element's density, melting point, and boiling point. then, he repeated his experiment four more times before reporting his results in a scientific journal. dr. casey read dr. alvarez's report. wanting to verify dr. alvarez's data, dr. casey repeated dr. alvarez's experiment three times, compared his results with dr. alvarez's results, and reported his own results in a scientific journal. which of the following is an example of replication? a. when dr. casey reported his results in a scientific journal b. when dr. casey repeated dr. alvarez's experiment c. when dr. casey repeated his own experiment three times d. when dr. alvarez repeated his own experiment four times
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When a light bulb shines, it gives off light energy and energy. a. heat b. potential c. chemical d. electrical
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Suppose you increase your walking speed from 7 m/s to 13 m/s in a period of 2 s. what is your acceleration?
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Dr. alvarez wanted to see if he had discovered a new element, so he analyzed his new element and per...
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