Reflect - bounce off, Transmit - go through, Independent Variable - the variable in an experiment that is changed on purpose, Scale Model - A physical representation of something in the world. , Dependent Variable - The variable in an experiment that responds to the variable that is changed. This variable is measured or observed., Controlled Variable - The variable in an experiment that stays the same. , Model (noun) - A representation we use for explaining phenomena. , Model (verb) - A practice we engage in as scientists to make sense of phenomena. , Optic Nerve - Moves electrical signals from the retina in the eye to the brain., Retina - The part of the eye that changes light signals to electrical signals. ,

One-Way Mirror (Match up)

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