Physics GCSE
normal at each face
What normal at each face means in Physics GCSE, as defined for AQA.
Definition of normal at each face
Check what you remember
Read the wording for your board, then hide it and explain normal at each face in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
A dashed line drawn at 90° to the boundary at the point where the ray meets it, needed at both faces.
Topics that use normal at each face
- Properties of electromagnetic waves 1 (AQA GCSE)
Related terms
- amplitude
- bending towards the normal
- change of speed
- explaining refraction
- longitudinal wave
- parallel emergent ray
- period
- refraction
Using normal at each face in the exam
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