light energy - A form of energy consisting of particle-like photons with wavelike properties., medium - The substance that transfers energy (light) from one substance to another., lens - A curved piece of clear glass or plastic that bends light rays., transmit - When energy waves (light) travel through a medium completely., transparent - all light passes through, translucent - a little light passes through, opaque - no light passes through, absorb - To take in or soak up, as in energy or liquids.,

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