Refraction
1 mark · EasyWhich statement best describes why refraction occurs when a wave moves from air into glass?
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Correct option: The wave travels at a different speed in the glass.
Common mistakes: Choosing 'reflected' or 'absorbed' instead
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Marking points
A1 · 1 mark · Correct option selected: 'The wave travels at a different speed in the glass.'
Worked solution
The correct answer is: 'The wave travels at a different speed in the glass.'