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30 Cards in this Set

  • Front
  • Back
buttress
- asupport such as a beam or prop which leans againt a structure to keep it in place
stablity
stay balanced and fixed in one spot
solid
- very firm and strong
plane
- a flat level surface
natural structures
- not made by people - found in nature
rigid
- strong, stiff, firm, not bending
strut
- a piece of wood or heavy metal used to support a load
- a strut is used to resist compression
structure
a supporting framework, with a definite size, shape and purpose that holds a load.
tie
- a strong piece of wood or metal or other material placed across another beam or material
- a beam that goes from one wall to another
wedge
- a piece of wood or metal which has a tapered or thin edge
load
- weight that is moved or supported by a person, structure or machine.
balance
- to be equal in mass, effort, force, etc.
- to make or keep steady
compress
- to squeeze or press together
- to make smaller by applying pressure or squeezing with force
collapse
- cave in, fll in, fold or push together
axle
- a bar or rod on which or with which a wheel turns
force
- power or strength that causes change
lever
- a bar that is used to lift or move weight
- it is pushed down at one end to raise or move a weight at the other end. It rests or turns on a fulcrum.
fulcrum
- a support on which a lever turns or rests
frame
- a support or structure over which something is built
inclined plane
- a flat level surface that helps to move large and heavy loads. ex. ramps, roads, a dolly
shell
- a structure that is rounded or dome shaped.
structure
a supporting framework, with a definite size, shape and purpose that holds a load
stability
stay balanced and fixed in one spot
building
a structure where people live, work or store things
strength
the ability of a structure to support a load
arch
a shape which evenly distributes the weight throughout its length
structure
a supporting framework, with a definite size, shape and purpose that holds a load
stability
stay balanced and fixed in one spot
building
a structure where people live, work or store things
strength
the ability of a structure to support a load