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ScienceRules
Science study cards
Question | Answer |
---|---|
What are the types of structures? | Natural,Manufactured,Mass,Layered,Frame,Shell,Mix and Match |
What is function | supporting(its own weight),Containing(substances),Transporting,sheltering,lifting,fastening,seperating,communicating,breaking,holding |
What is Aestheics? | The study of beauty in nature? |
What are some factors to consider? | Cost,apperance,enviromental impact,Energy Efficance,Tough tissue |
Names of joints? | Mobile joints,Rigid joints,Fasteners,Interlocking shapes,Ties,Adhesives,health harzard,melting |
What is Mass? | Mass The mass of an object is the measure of the amount of matter in it. The mass is the number of particles the substance has |
Describe forces and weight? | Force is a push or pull on an object. The standard unit of force is called newton(N). Weight is a force and should be properly measured with newtons(gravitional force). |
Name some external forces? | A dead load is a permanent force acting on a structure.A live load is a changing a non permanent force acting on a structure.Impact force is a collision on a structure. |
Name some internal forces? | Tension forces stretch a material by pulling it's ends.Compressive force is squeezing.Shear is bending or tearing.Torsion is twist a material by turning. |