Identify variables to ensure that only one experimental variable is tested at a time
Science as Inquiry
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Use a variety of methods and materials and multiple trials to investigate ideas (observe, measure, accurately record data)
Identify independent variables, dependent variables, and variables that should be controlled in designing an experiment
Pose questions that can be answered by using students’ own observations, scientific knowledge, and testable scientific investigations
Use observations to design and conduct simple investigations or experiments to answer testable questions