Planning and Carrying Out Investigations
Level 3
Experimental Design
Practice Slides (Google Slides) (PDF)
Student Worksheet (Google Doc) (PDF)
Plan an investigation, and in the design: identify independent and dependent variables and controls, what tools are needed to do the gathering, how measurements will be recorded, and how many data are needed to support a claim.
TERMS
Data - measurements or statistics used for evidence
Hypothesis - a proposed explanation based on evidence
Investigation - a searching inquiry for obtaining facts
Phenomenon - observable events in the natural world (require explanations)
Plan - create activities for something
Prediction - to say that an event will happen in the future
Purpose - the reason for which something is done or created
Variable - a factor that can be changed, controlled or measured
Controlled - factors that are kept constant during an experiment
Independent - the manipulated variable in an experiment (cause)
Dependent - the responding variable in an experiment (effect)
STANDARDS