NOTES ON COLOR.

THE SOLAR SPECTRUM.

Everything that we can see is

visible either because it is luminous or illuminated. All luminous bodies themselves emit light, or shine; illuminated bodies only reflect light, or shine by borrowed light.

The intense molecular energy of the sun and of other luminous bodies

Manual for primary grades

George G. White, Prang Educational Company

th surrounds

into rapid s of various elously rapid

When the act with the

skin, they produce the sensation of warmth; when shorter waves between certain limits of