Question detail
For Sound waves, a student is working with a loudspeaker and microphone demonstration. Which option best uses compressions, rarefactions and detected vibrations to explain why sound cannot travel through a vacuum.?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Waves in air, fluids and solids
Question
- A. sound waves: ray-box boundary observation in a loudspeaker and microphone demonstration
- B. sound waves: a generic statement that ignores compressions, rarefactions and detected vibrations
- C. sound waves: a boundary mistake that confuses sound versus ultrasound
- D. sound waves: a different Unit 4.6 idea from outside Sound waves
Answer
The correct answer is sound waves: ray-box boundary observation in a loudspeaker and microphone demonstration.
Explanation
sound waves: ray-box boundary observation in a loudspeaker and microphone demonstration is correct because it uses the named evidence from a loudspeaker and microphone demonstration and stays anchored to Sound waves. It avoids the common boundary error of sound versus ultrasound while keeping the learning objective visible.
Common mistake
Sound waves common mistake 1
Giving a vague answer instead of directly addressing: Explain why sound cannot travel through a vacuum..
Answer by clearly explaining how to explain why sound cannot travel through a vacuum..
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