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WorksheetsGrade 8 Technology (TVM)
Total questions: 21
Worksheet time: 17mins
What force is applied when a sponge is bent?
Torsion only
Tension and compression
Shear only
Static load
Why are triangles used in trusses?
They look good
They are decorative
They provide strength and rigidity
They are easy to build
What will happen if the centre of gravity is outside a structure’s base?
It becomes more stable
It remains unchanged
It will topple over
It will stretch
What type of gear system increases speed but reduces force?
Worm gear
Spur gear
Gearing up
Gearing down
What role does the idler gear play in a gear system?
Increases torque
Changes the direction of rotation
Increases speed
Stops the system
Which structure is formed naturally and made mostly from solid material?
Sandcastle
Cave
Brick wall
Dam
What is the main function of a shell structure?
To span a gap
To enclose and protect something
To support a moving load
To resist torsion
Which component spreads loads across columns in buildings?
Column
Beam
Tie
Arch
Which structural member is supported at one end only?
Beam
Cantilever
Column
Truss
What type of force is acting when something is being pulled apart?
Compression
Torsion
Tension
Shear
What property helps a structure resist buckling or changing shape?
Rigidity
Strength
Stability
Flexibility
A low centre of gravity improves:
Rigidity
Strength
Stability
Flexibility
Which structure uses triangles to stay strong and rigid?
Frame structure
Mass structure
Cantilever
Arch
What does a buttress do in a structure?
Encloses people
Strengthens a wall
Transfers load
Supports a beam
What helps a tent stay firmly on the ground?
Beams
Guys
Columns
Gears
A truss is a structure made up of rectangular shapes (a)
Struts resist compressive forces in frame structures. (a)
A cantilever is supported at both ends (a)
A tie is in tension and pulls structural members together. (a)
Gussets are used to make structural joints stronger (a)
Match the following
Arch
Transfers load through curved shape and
Lintel
Horizontal beam above a window/door
Column
Transfers load through curved shape and
Tie
Inflexible member resisting tension
Buttress
Strengthens walls by pushing against the
