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Chapter 7
LightLight
Fig. 7.4 Blackbody radiation
Fig. 7.5 Solar radiation
Fig. 7.6 Light interacts with matter
Fig. 7.7 Light reflects in two ways
Fig. 7.8 White light is absorbed anda specific color is reflcted.
Fig. 7.9 Illustration of a one-way mirror
Fig. 7.10 Light rays reflected off a tree
Fig. 7.11 The law of reflection
Fig. 7.12 A mirror produces a virtual image
A virtual imagecannot be projected
onto a screen
A real imagecan be projected
Fig. 7.13 Refraction (bending) of a light ray.
Fig. 7.14 Direction of refraction (bending) of light
Fig. 7.16 Formation of a mirage by bending of light
Our brains interpret the refracted light
as reflected light
Light travels faster in warmer air
Fig. 7.17 Roses are red because they reflect red light