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Topics > Engineering > Materials Science

	Project title	Comparing the strength of solid wood with that of plywood
	Difficulty Level	High school
	Project page	Click here to view this science project
Description
This science fair project was conducted to find out which type of wood is stronger- solid wood (both hardwood and softwood) or plywood. The tests were conducted by comparing plywood with two types of solid wood - redwood and oak.
Instructions preview
1. For this science fair project, the independent variable is the type of wood used for testing – oak wood, redwood or plywood. The dependent variable is the average strength of the wood. This is determined by applying weights and noting the breaking point of each wooden plank. The constants (control variables) are the size of the wooden planks and the position where the weight is applied. 2. The experiment is begun by inspecting the dimensions of the wooden planks and ensuring that all of them are of the same size. 3. A hole is drilled in each of .....

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