Student Exploration: Photosynthesis Lab Vocabulary: carbon dioxide, chlorophyll, glucose, limiting factor, nanometer, photosynthesis, wavelength Prior Knowledge Questions (Do these BEFORE using the Gizmo.)  To survive, what gas do we need to breathe in? ___________________________________  Where is this gas produced? __________________________________________________ Gizmo Warm-up During photosynthesis, plants use the energy of light to produce glucose (C6H12O6) from carbon dioxide (CO2)