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Stack #193846

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
        Help!  

Question
Answer
Beam   a rigid usually horizontal structure  
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bed rock   the solid layer underneath sand or silt  
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caisson   water tight dry chamber in which people work underwater  
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cantilever   a projecting structure supported only at one end, like a shelf bracket or divingboard  
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compression   a force that squeezes a material together  
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joints   a device connecting 2 or more adjacent parts of a structure  
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pile   a long wood concrete or steel driven into the soil  
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span   the distance a bridge extends between two supports  
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steel   an alloy of oron and carbon that is hard strong and malleable  
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swing bridge   bridge that rotates around a center point  
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tension   a force that pulls materials apart  
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torque   a force or action that twists a material  
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Created by: Jman08
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