Chemistry, 03.12.2020 21:00, etxchrissy

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

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