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Light

Complete this crossword to review the vocabulary and concepts we have learned.
Horizontales
Take in or soak up, the opposite of reflect
allowing light to pass through so that objects behind can be seen clearly
a glass or other transparent object that separates white light into a spectrum of colors
Light bounces off an object
These use light reflection to make travel safer at night, especially for cyclists
Light travels in a _________ line
Existing in nature without human intervention
the process by which a beam of light or other system of waves is spread out as a result of passing through a narrow aperture or across an edge
not able to be seen through, blocks light
Acronym for remembering the colours of the rainbow
Verticales
These types of objects reflect light
a band of colors produced by separation of the components of light
One species affected by light pollution
allowing light, but not detailed shapes, to pass through
A phenomenon occurring when light refracts and reflects through water droplets
Produce its own light
Excess artificial light that can harm wildlife
Light bends when it passes from one medium to another
Created by humans
A byproduct of light created by incandescent lightbulbs