19. Pack snow in a quart cup until it is full and let it melt; then tell how full the cup is of water. What do you infer from this?
20. Have you ever observed the grass to be green beneath snow drifts? Tell why.
21. Does snow evaporate as well as melt?
22. How does snow benefit the farmer and the fruit grower?
23. Do the snow storms in your locality come from one general direction all winter?