Exam-style question
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How do hearing aids improve hearing for individuals with hearing loss?.
- A.They amplify sound waves to make them louder.
- B.They convert sound waves into electrical signals.
- C.They block background noise to enhance clarity.
- D.They change the frequency of sound waves.
Model answer
What a good answer should say
- They amplify sound waves to make them louder.
Explanation
Why this works
Hearing aids work primarily by amplifying sound waves, making them louder for individuals with hearing loss, which helps them to perceive sounds more effectively.
Common mistake
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