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Is the size of a tornado affected by water temperature?Featured science projectScience project video

Observation

The following are the results obtained.

 

Water temperature (Degree Celsius) 10 20 30 40 50
Diameter of the tornado’s core (Cm) N/A 7 15 11 6

The diameter is negligible when the water is 10 degree Celsius.
The diameter is 7cm when the water is 20 degree Celsius.
The diameter is 15cm when the water is 30 degree Celsius.
The diameter is 11cm when the water is 40 degree Celsius.
The diameter is 6 cm when the water is 50 degree Celsius.
 

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Complexity level:
6
Project cost ($):
30
Time required:
3 to 4 hours for preparation and observation
Material availability:
Materials should be obtainable from nearby departmental stores
Safety concerns:

Students should take precautionary steps by wearing protective gears such as mask and gloves at all times. Adult supervision is required as students are handling sharp objects such as the saw. Be careful when handling the dry ice.