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Science Test - may


name the three types of bridge design suspention arch beam
how was a clapper bridge build and with what materials it was an anchint design built with flat rocks and a flat log to go across
know the design that the romans built and the materials used to build it roman arch,natural cement
recognize why a bridge might fail wind rain weathering erosion
know the four main goals of an engineer strong, safe, long lasting, and economical
know what x and triangle designs are called trusses
show might a bridge might be harmful to the environment grassland and farmland are dug up to make way for new bridges
ways how people might try to be more enviornmentaly friendly in constuction soil and sediments are carefully pilled up to protect from erosion
Created by: thefivefoleys