Vocab
What is an Architect?
A person who designs buildings and supervises construction.
What structure is used to hold up a sagging beam bridge?
Pillar
What shape of pillar is the strongest?
Cylinder
What shape pillar was the weakest?
Triangular
What shape is strong and used frequently in structures such as bridges and trusses?
Triangles
A horizontal, sturdy piece of material spanning the opening or part of a building to support the roof or floor.
How does metal become rusty?
Exposure to water and air over a long period of time.
What is a Gusset?
A gusset is a triangular piece used to reinforce connections or joints to make them stronger.
What is the word the describes when something is being pulled tight?
Tension
Name 4 building materials
Plastic, wood, rubber, bricks, metal, etc.
What is a pillar?
A vertical Structure used to support buildings and bridges.
Explain how we reinforced the square and rectangle straw shape to make them stronger and more stable.
We added a crosspiece and reinforced the shape by creating triangles.
What is a curved structure spanning an opening usually supporting a load?
Arch
Are shorter or longer beams more stable and strong?Why?
Shorter beams because longer ones will begin to sag in the middle. The weight is distributed more evenly on shorter beams.
What material is waterproof meaning that it can not absorb water?
plastic
A structure that supports a roof or bridge. Usually in the shape of triangles.
Explain what a push joint is.
Push joints are a type of joint used to connect hollow materials.
Strength- something that is strong and can hold a load
Stability-something that is steady, firm, and can balance in place.
What shape of beam was the strongest? Why?
The triangular beam because the triangle distributes weight more evenly.
Do 4 small pillars or 1 large pillar hold more weight? why?
4 small pillars because they hold the corners of the books and so the weight is more evenly distributed.
What does the word framework mean?
The main structures in place that are essential to the building of a bridge or building.
Explain how a keystone or an arch bridge works.
An arch bridge works by having trapezoid shaped blocks leaning against each other without glue or a connecting substance. The weight from each block is transferred to the blocks beside it which allows the arch to hold weight.
An arch distributes the weight so the pressure gets put on the ends (bottom) therefore it will not collapse as easily.
Staggered wall because it interlocks with the pieces around itself making it one solid unit.
The stacked wall is basically columns that are not attached.
WHY IS THE CYLINDER PILLAR THE STRONGEST?
It distributes the weight evenly around the circles edge.