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Effect of propeller size on thrust producedFeatured science projectScience project video

Observation

The results show that increasing the size of the propeller will make the box move faster.
 

The results show that increasing the size of the propeller will make the box move faster.

Propeller size 20mmx30mm 25mmx40mm 30mx50mm
Time to travel 2 meters (seconds) 51 29 17

Use the graph below to plot the results of this science fair project.
 

Propellers Science Fair Project

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Complexity level:
7
Project cost ($):
60
Time required:
1 day to prepare, 1 day for experiment
Material availability:
Easily found
Safety concerns:

Ensure the blades are properly fixed to the wooden block so that they do not come loose when they rotate.