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Tech Grade 8
Test Description: Tech
Instructions: Answer all questions to get your test result.
1) A structural member designed to withstand compression
A
Tie
B
Gear
C
Steel
D
Strut
2) A technique that uses beams to provide extra stiffness to a frame structure
A
Corrugating
B
Tubing
C
Triangulation
D
Column
3) A component in a mechanism that converts rotary motion into recoprocating
A
Cam
B
Pen
C
Rafter
D
Idle gear
4) A mix of water, small chips of waste paper and other small particles
A
Carboard
B
Pulp
C
Wood
D
Bag
5) A flat piece of cardboard packaging that can be folded and glued together to form a cardboard box
A
Paper
B
Container
C
Pattern
D
Development
6) Crude Oil
A
a drawing on a flat surface or paper
B
Fossil fuel used to make plastic and other products
C
Chemical process used to change brown wood fibres
D
Extra member in a structure
7) Bleaching
A
Fossil fuel used to make plastic and other products
B
Extra member in a structure
C
Chemical process used to change brown wood fibers to make them white
D
a drawing on a flat surface or paper
8) Brace
A
Fossil fuel used to make plastic and other products
B
a drawing on a flat surface or paper
C
Chemical process used to change brown wood fibers to make them white
D
An extra member in a structure that stiffened the frame structure
9) Ties
A
A structural member that holds other members together by pulling them
B
An extra member in a structure that stiffened the frame structure
C
Fossil fuel used to make plastic and other products
D
a drawing on a flat surface or paper
10) Two dimensional drawing
A
An extra member in a structure that stiffened the frame structure
B
Chemical process used to change brown wood fibers to make them white
C
Fossil fuel used to make plastic and other products
D
Drawing on a flat surface or paper
11) What is the purpose of the following structural member in roof trusses - King post
A
It connects with the apex of a triangular truss
B
carries the greatest load
C
All
D
It is a central vertical post standing upright
12) What is the purpose of the following structural member in roof trusses - Queen post
A
stands upright
B
All
C
and DOES NOT connect with the apex of the roof frame structure
D
It has 2 posts positioned alongside the base of the trus
13) Define following terms in structural failures - Fracture of a member
A
It is the separation of an object or material in two
B
All
C
It is the loss of the load carrying capacity of a component
D
Or member within a structure
14) Define following terms in structural failures - Bending of a member
A
The beam will buckle or bend
B
When a heavy load is placed on a beam the load overcomes the stiffness
C
None
D
All
*select an answer for all questions
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