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Effect of extreme temperature on battery life Featured science projectScience project video

Observation

It is observed that the  maximum operation time of the batteries become shorter as the temperature falls. At a temperature of  -78°C, the batteries only lasted a few minutes.
 

Battery Time taken for the fan to stop (minutes)
  -78°C 0°C 24°C
Energizer 6.7 38.5 112.3
Duracell 4.8 28.3 103.7
Eveready 2.9 24.9 81.2

batteries science fair project

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Complexity level:
6
Project cost ($):
40
Time required:
2 hour to prepare, 1 day for observation
Material availability:
Easily found at a hobby store. Access to a laboratory is required
Safety concerns:

Proper precautions must be taken when handling dry ice.
1.    Avoid direct contact with skin or eyes. Wear a lab coat, goggles and thick gloves.
2.    Do not store dry ice in air tight containers.
3.    Perform experiment in a well ventilated area.