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Phys Science-Wk 9
Light Energy
Term | Definition |
---|---|
reflection | light bouncing off a surface |
refraction | light slowing down as it travels through other matter; "bending" of light |
transparent | all light passing through material; images are clear |
translucent | some light passing through material; images are fuzzy |
opaque | no light passing through material; no image can be seen |
absorb | soak up |
convex lens | lens that bends outward like the eye; thicker in the middle; brings light rays to a focal point in the front as it refracts the light |
concave lens | lens that bends inward like the letter 'C'; thinner in the middle; refracts light by spreading it out from a focal point behind the lens |