WorksheetsTechnology Grade 8 term 3 Revision
Total questions: 10
Worksheet time: 5mins
There are five types of mechanisms:
Levers
Diagonal shapes
Screws
Wedges
Wheels
Levers
Diagonal slopes
Screws
Wedges
Windows
Levers
Diagonal slopes
Screws
Wedges
Wheels
A seesaw is a.........
First class lever
Second class lever
Third class lever
Mechanisms are moving parts of machines that make work easy, faster or help move objects further.
True
False
When two spur gears are meshed together and rotate in the opposite direction, we say the gears are...
rotating anticlockwise
interlocking
counter rotating
The .............is a gear placed between two spur gears to synchronise the rotation of the driver and the driven gears
mesh gear
idler gear
worm gear
.............gears are spur gears that are linked together to transfer the axis of rotation through 90 degrees.
Idler
Bevel
Worm
Is the formula in the picture true of false?
True
False
These are feint lines with arrowheads used in drawings to add measurement information to a drawing, such as the length and width of an object.
Dimension line
Construction line
Outline
.....which is the input mechanism driving the bicycle and operated by the pedal crank.
Driven cog
Driver cog
Chain wheel
- is a graphical representation of a system that is divided into three stages: input, process, and output.
Isometric drawing
Flow chart
Systems diagram
