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Worksheets3D&M - (Plastic) Marking Out
Total questions: 6
Worksheet time: 3mins
Which tool is used to mark a line on materials like metal or plastic?
Micrometer
Steel rule
Chinagraph pencil
Scribe
What is the best way to use a steel rule for accurate measurements?
Use it to scribe a line
Place it diagonally across the material
Use it flat against the side and bottom edges
Hold it vertically against the material
Which tool provides extremely precise measurements?
Steel rule
Micrometer
Odd-leg callipers
Centre punch
What is the advantage of using a micrometer over a steel rule?
It can measure inner dimensions
It can scribe a parallel mark
It provides more precise measurements
It is easier to use for marking-out
Which tool is recommended for drawing on plastic?
Scribe
Chinagraph pencil or marker pen
Spring dividers
Odd-leg callipers
Why is a chinagraph pencil preferred for marking-out plastics?
It marks a centre for drilling
It measures thicknesses
It creates a more visible line than a pencil
It engraves a permanent line
