Engineering is Elementary House of Cards East Lyme

Engineering is Elementary House of Cards East Lyme Middle School 31 Society Road Niantic, CT 06357

What is Technology? w The application of knowledge and the use of resources to meet human needs and solve problems.

Technology Resources Q Material Q Time Q Tools Q Money Q People Q Knowledge Q Power

Live Weight Structural Efficiency How many times its own weight can the structure support? Dead Weight

Live Weight The weight of the load being applied to a structure.

Dead Weight The weight of structure itself. the

Unit of Measure: A standard increment of measurement used as a comparison to other quantities.

Conversion A mathematical means of changing one unit of measurement into another.

Calculate Efficiency = Live Weight Dead Weight (Live Weight (Pounds) X 454) Grams ÷ Dead Weight (Grams)

Problem Solving Procedure Define the problem Establish goals Brainstorm Select Idea Implement Evaluate

Technology System Model Input Process Feedback Output

Research is an essential part of any new technology.

Elements of Design Which of the above shapes are the strongest? Truss Gusset Arch Beam Column

Compression The force on a structural member caused by pushing.

Racking The tendency of a structure to lean when lateral forces are applied.

Arch A curved structure that spans an opening, which evenly distributes a load to both sides.

Truss A structure of beams arranged in a triangular shape which prevents racking.

Gusset An angle brace or plate used to stiffen a corner to prevent racking.

Beam A horizontal structural member which supports a load over a distance.

Column A structural member that supports a vertical load.

Stability The capability of a structure to be resistant to change; to be steady, strong and well balanced.

Scientific Method Define the problem Develop a hypothesis Establish a procedure Perform procedure Collect data Evaluate data Conclusion

Research Notes

Planning is an important part of implementing an idea.

Fold the card in half Roll around 1/2” dowel Roll 2 1/2” paper strip around column Index Cards 5 3” x 5” 1) Make the columns per detail Masking Tape 18” 3/4” 2) Make the house leaving one side open Paper 1 8. 5” x 11” 3) Tape the house with the columns in place Student First & Last Name T? -5? ? _

Engineering is Elementary House of Cards East Lyme Middle School 31 Society Road Niantic, CT 06357