All Science Fair Projects

Over 1000 FREE Science Fair Project Ideas!

Arches - how strong are they?Featured science projectScience project video

Observation

The strength of the arch peaks at  a plywood length of 650mm  I don’t understand what this means.
 

Plywood length Weight applied to the plywood arch before it breaks
  500mm 550mm 600mm 650mm 700mm 750mm 800mm 850mm
Weight (kg) 7.3 8.9 12.4 16.5 16.4 16.2 15.9 15.5

The graph below represents the results of our experiment

construction science project

See our all-time most popular science projects
Search science fair projects Browse science fair projects
popular science fair projects
Complexity level:
6
Project cost ($):
70
Time required:
1 day for preparation 1 day for science fair project
Material availability:
May be obtained from a hardware store
Safety concerns:

Sawing should be performed by an adult wearing proper safety gear.