Fog in a Bottle
What you need:
What you do:
Fill a bottle one-third full of very hot water. Add a few drops of alcohol. It vaporizes rapidly, letting you see the reaction more quickly. Place a piece of ice over the bottle mouth. What happens near the neck of the bottle?
Used with permission from
Science Activities from A to Z
by Dr. Helen Challand and Elizabeth Brandt with illustrations by Herb Rudd.
Courtesy Digital Atlas of Idaho 2000.