Physics GCSE
construction rays
What construction rays means in Physics GCSE, as defined for AQA.
Definition of construction rays
Check what you remember
Read the wording for your board, then hide it and explain construction rays in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Standard rays drawn from the top of the object to build a lens ray diagram; any two are enough to locate the image.
Topics that use construction rays
- Lenses (physics only) (AQA GCSE)
Related terms
- always virtual
- arrowheads in or out
- converging and diverging
- diverging lens
- dotted projections
- magnifying glass
- matched comparison
- real image
Using construction rays in the exam
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