Combined Science GCSE
Refraction
What Refraction means in Combined Science GCSE, as defined for Pearson Edexcel.
Definition of Refraction
The change in direction of a wave as it passes from one medium to another, caused by a change in wave speed.
Topics that use Refraction
- Light and the electromagnetic spectrum (Pearson Edexcel GCSE)
Related terms
Using Refraction in the exam
Definition questions usually carry one or two marks, and examiners look for the precise wording. Write the definition from memory, check it against the version above, and then use the term in a longer answer on the same topic so it sticks.
Practise Combined Science questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Combined Science GCSE terms7 days Premium · Then free forever · No card, no charge