Science 2009Science 2009StructuresBy red-pinneaple

Great Wall of ChinaGreat Wall of China

•Solid structure•Man made •Stretches 6,400km (4,000 miles)•Purpose: to keep intruders out and away and to maintain peace

Bird eggsBird eggs•Bird eggs are a shell structure •Natural•Can be any size depending on the bird•Purpose: To hold baby birds as they grow

BricksBricks

•Solid structure•Man made• Purpose: can be used to build structures and can be used to build basically anything

Wheel chairWheel chair

•Frame structure•Man made•Purpose: to allow handicaps or disabled people move easily

Pyramids of GizaPyramids of Giza

•Man made •Purpose: a burial for royal family!•Solid structure

Golden gate BridgeGolden gate Bridge•Frame structure•Man made•Purpose: to get people over the long river near san Francisco

ApplesApples

•Solid structure•Purpose: Food to Eat •Natural

Eiffel TowerEiffel Tower•Frame structure•Man made•Purpose: Observation tower and mainly tourist site •Design: landmark and made of many little triangles everywhere

CarrotCarrot

Type: Solid structureNaturalPurpose: food for humans and animals