Vocabulary Review

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Word Clouds


Vocabulary
Light: a form of energy that can come from many sources and travel through many materials
Natural source: comes from nature, not man-made
Artificial source: man-made; does not occur in nature
Luminescent: produces its own light or is a source of light
bioluminescence: light produced by living things
1. Where is light found in our world?
Vocabulary
opaque: light cannot pass through
transparent: light passes through completely
translucent: only some light passes through
reflect: light bouncing off an object
shadow: the shape produced when light is being blocked by an opaque object
transmit: the movement of light through a material or object
2. How does light interact with other materials?
Vocabulary
reflect: light bouncing off an object
refract: light bending as it passes from one material into another
spectrum: the rainbow of colour produced by separating white light
prism: a three-dimensional clear piece of glass or plastic that can bend light
absorb: when light is blocked by an object
lens: a curved piece of glass or plastic used to focus or magnify light
magnify: make the image of something appear larger
scattered: when light rays travel in different random directions
focus: concentrating a large amount of light into a smaller area
3. How does light travel?