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"Don't be too Flaky"

Scientists young and old are comparing the volume of snow to the volume of water. Here are some of the results that have been submitted to us:

SCIENTIST(S) DATE LOCATION SNOW CONDITION RATIO (SNOW:WATER)
Kyle 12/16/97 Fairbanks, AL - 9:1
Janice & Randy 12/17/98 The South Pole very old and bone dry powder 3.71:1
Mrs. Law's class 12/18/97 Oak Forest, IL wet and packed 2.97:1
Doug Geisler 12/18/97 Bridgman, MI 1 day old, wet and icy 3.90:1
Rudy Villalaz 12/20/97 Oak Forest, IL dense, icy, 4 days old 2.49:1
Space Explorers at Yerkes Observatory 12/27/97 Lake Geneva, WI 2 days old 2.50:1
Mrs. Kotowske's 2nd grade class 01/08/98 - icy 2.20:1

"Under Pressure: Boiling Water"

Does the boiling point of water change with altitude? Here are some of the results that have been submitted to us:
SCIENTIST(S) DATE LOCATION ELEVATION
(m)
PRESSURE
(mm Hg)
BOILING TEMP.
(°C)
Janice & Randy 12/17/97 The South Pole 2835 532 87.1
Mrs. Law's class 12/18/97 Oak Forest, IL 325 759.5 99.0
Space Explorers at Yerkes Observatory 12/27/97 Lake Geneva, WI 330 751.8 99.0
Tim Clark 01/30/98 San Francisco, CA 45 762.0 99.53

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