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LIGHT - Coggle Diagram
LIGHT
Rays and beams
thin line of light coming from a source
a bundle of light rays is called a beam of light
parallel (e.g spotlight)
divergent (e.g lighthouse)
convergent (e.g light through glasses lens)
Reflection
The bouncing of light trays off a surface
reflection in a mirror
it is upright
image and object are the same size
it is virtual
laterally inverted
distance of object and image from the mirror is equal
Shadows
Formed when light is blocked by opaque object
takes the shape of the object that blocks the path of light
refraction :
bending of light as it travels from one medium to another of a different density
The light ray changes its directions and bends