A student investigates what happens when light travels from air to glass - Edexcel - GCSE Physics - Question 8 - 2018 - Paper 1
Question 8
A student investigates what happens when light travels from air to glass. Figure 15 shows some of the apparatus used in the investigation.
Figure 15 shows a ray box... show full transcript
Worked Solution & Example Answer:A student investigates what happens when light travels from air to glass - Edexcel - GCSE Physics - Question 8 - 2018 - Paper 1
Step 1
In Figure 15, angle Y is the angle of
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Answer
In the context of optics, angle Y corresponds to the angle of incidence. This angle is defined as the angle between the incoming ray of light and the normal to the surface at the point of incidence. Therefore, the correct answer is B. incidence.