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WorksheetsGrade 7 Indus. Tech. Revision
Total questions: 25
Worksheet time: 25mins
A resource is a source or supply from which a benefit is produced and that has some utility.
Material
Technology
Resources
Tools
The technical means by which people use tools and materials to accomplish a task.
Technology
Resources
Work
Energy
All resources can be classified as either _____________________.
Natural or man-made
Renewable or Non-renewable
Capital or renewable
Human or non-human
-------------------- can be classified as unskilled, semi-skilled, skilled or professional.
(a)
Check ALL the renewable resources below.
Crude oil
Natural Gas
Water
Coal
Sunlight
Another name for Man-made resources is
Capital resources
Human resources
Non-human resources
Natural resources
Check ALL the man-made resources below.
Chair
Natural gas
Pencil
Water
(a) is the careful maintenance and upkeep of a natural resource to prevent it from disappearing.
Technology can be classified as ________________________.
Simple
Advance
Complex
Appropriate
The following can be classified as _________.
typewriter, pen and paper, watering can, garden fork.
Complex technology
Simple Technology
Advance technology
Appropriate technology
The following can be classified as _________.
Sprinkler system, computer, GPS navigator.
Complex technology
Simple Technology
Advance technology
Appropriate technology
Mr Black using a garden fork to plough land on a steep hillside is an example of
Complex technology
Simple Technology
Advance technology
Appropriate technology
The Power tools are powered by the following systems
Human energy
Pneumatics
Electricity
The hand tools are powered by the following systems
Human energy
Pneumatics
Electricity
Check ALL the hand tools below.
Hammer
Circular saw
Drill
Nail
Try square
Check ALL the power tools below.
Hammer
Circular saw
Drill
Nail
Try square
There are ___________ categories of hand tools
five
six
seven
eight
What is the first step in the engineering design process?
gathering information about an existing product
coming up with ideas for a new product
recognizing the need for a solution to a problem
A company wants to build a new type of spaceship for transporting astronauts to the moon. What should the company do first?
evaluate the design
test the prototype
build a model
identify needs
An engineer has designed and built a prototype to improve the brake system of a car. What is the next step that the engineer should take in the process?
Test the working prototype.
Make sketches of the prototype.
Evaluate the design for revision.
Collect and analyze the test results.
Jacob has noticed that when he opens his bedroom door, the doorknob hits the wall. He decides to design something to absorb the force of the opening door. He has identified the problem. What is the next step in his design process?
Set a purpose.
Brainstorm solutions.
Take notes on his design.
Sketch a possible solution
Tan designed a three-foot-tall wooden house for his kitten. Then he realized that the kitten could not scratch its claws against the smooth wooden walls. Tan decided to glue some carpeting on the outside of the kitten’s house. What did Tan do?
made a plan
evaluated solutions
communicated results
tested a prototype
The following are classes of industrial materials
Metals
Plastics
Woods
Composites
Fabric
Select ALL the metals below
Shape memory alloy
Gold
Bronze
Copper
Nylon
The following are properties of metals.
Hard
Shiny
Transparent
Conductor of heat and electricity
