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WorksheetsTechnology
Total questions: 20
Worksheet time: 10mins
All structural members help to _____.
weaken a structure
multiply the weight of a structure
perform a specific function in a structure
build houses
King posts in roof trusses _____.
join two rafters and spreads the load
connects the rafters with tie beams and strengthens the truss
allow the roof truss to span over larger distances
forms the framework of a roof
Queen posts in roof trusses _____.
allow the roof truss to span over larger distances
joins two rafters and spreads the load
connects the rafters with tie beams and strengthens the truss
forms the framework of a roof
Shear forces _____.
push objects closer together
stretches the object or pulls it apart
twists objects in opposite directions
moves two objects in opposite directions
Compression forces _____.
stretches the object or pulls it apart
twists objects in opposite directions
moves two objects in opposite directions
press solids, gas, or liquids together
Triangulation involves _____.
strengthening a structure by joining it in the form of a square
strengthening a structure by joining it in the form of a rectangle
strengthening a structure by joining it in the form of a triangle
strengthening a structure by joining it in the form of a circle
Which one of the following is NOT a type of beam?
Pillar
Steel I-beam
Cantilever
Lintels
What does the subject area Technology entail?
Making life easier by applying the technological process.
Identifying problems in a community and solving them.
Identifying problems in a community and solving them and making life easier by applying the technological process.
None of the above.
Which one of the following is NOT a general advantage of technology?
Improves the quality of life.
Makes work harder.
Saves time.
Saves labour.
Design means to
Evaluate both the design phase and final product.
Design brief, specifications, restrictions, initial drawings, sketches of idea, the choice of the best design and material choices.
Present solutions, learners collect notes and drawings in aproject report in their workbooks.
Draw plans, develop order of manufacturing and make theitem/model.
To Identify, find and use information.
Lintels are made of _____.
steel-reinforced concrete
plastic
wood
iron
Tie beams:
A long horizontal beam at the bottom of a roof truss.
A single, vertical, central support post.
Strengthening a structure.
Cranks :
Makes a shaft turn more easily.
Should be able to withstand all forces applied to them.
The simplest type of gear.
Electricity pylons:
Should be able to withstand all forces applied to them.
Synchronises the movement.
A force that moves two objects relative to each other.
You should work with electricity near water.
true
false
Gears are used to change the direction of a force.
True
False
A general advantage of technology is that it saves labour
True
False
Biodegradable:
Products made from waste or recycled materials.
Capable of being broken down to natural elements when exposed to sunlight, water, bacteria, enzymes and wind abrasion.
Made from cement, sand, gravel and water.
First angle orthographic projections are the basis on which we draw 3-D drawings
True
False
I love technology
true
false
