1) What is internal force? a) Changes or moves b) Comes from inside c) External force d) 2) What is external force? a) Comes from outside b) A Triangle c) Pushing d) Internal force 3) Wind  a) Pushing b) c) External force d) Comes from inside 4) A roof on a house a) Bending or tearing b) Pushing c) Internal force d) Changes or moves 5) TENSION a) Comes from outside b) Does not change c) Pulling d) 6) COMPRESSION a) Pushing b) Does not change c) External force d) Changes or moves 7) TORSION a) External force b) A Triangle c) Twisting d) Changes or moves 8) SHEAR a) Does not change b) c) Pushing d) Bending or tearing 9) Static load a) Does not change b) Pulling c) d) Changes or moves 10) Dynamic load a) Changes or moves b) Twisting c) d) 11) The strongest shape a) A Triangle b) Pushing c) Comes from outside d) 12) TRUSS מסגרת תומכת a) b) Twisting c) External force d) 13) BEAM קורה a) External force b) Bending or tearing c) d) 14) ARCH קשת/שער a) A Triangle b) c) Comes from outside d) 15) COLUMNS עמודים a) b) Changes or moves c) Internal force d)

Science - Structures

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