What does [Fig. 23] represent?
It represents a few of the various and beautiful forms of the snow-flake or snow-crystals.
Fig. 23.
At what temperature of the air does snow usually fall?
At a temperature of about thirty-two degrees.
Is there any reason for the remark that it is “too cold to snow”?
Yes; for it seldom snows when the temperature of the air is much below thirty-two degrees.
Of what use is snow?
The snow is a warm covering for the earth.