How well do you know snow? BBC Earth has accumulated a blizzard of interesting facts about snow. 1. Snowflakes form around a single particle, such as pollen or dust. 2. Large snowflakes have been reported, up to 6 in. 3. Snow is a great insulator because it is up to 95% trapped air. 4. Snow is translucent. It only looks white because each flake's numerous sides reflect and scatter light.5. The shape of a snowflake is determined in part by the air temperature around it.6. Snow affects sound. Fresh show absorbs sound waves, while ice can reflect them.7. Some monkeys play with snow, making snowballs and stealing them from each other. 8. Despite what the cartoons say, noise won't trigger an avalanche.
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