Exam-style question
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When waves pass through a narrow aperture, what happens to their behavior?.
- A.They continue in a straight line without change.
- B.They spread out after passing through the aperture.
- C.They are completely absorbed by the aperture.
- D.They reflect back into the original medium.
Model answer
What a good answer should say
- They spread out after passing through the aperture.
Explanation
Why this works
When waves pass through a narrow aperture, they undergo diffraction and spread out, demonstrating the wave nature of light.
Common mistake
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