Chemistry, 19.05.2021 21:20 multibeastpr

Scientists can use many strategies during investigations, including heldwork, surveys, models, and experiments. Which of these phrases best describes an experiment?
A mathematical analysis of data
B. observation of animals in their natural world
Ci collection of data from an uncontrolled environment for comparative purposes
D. procedure with controlled conditions and test and outcome variables

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Scientists can use many strategies during investigations, including heldwork, surveys, models, and...