IB Physics · C.2 · structured
Sound-intensity comparison 10
Wave behaviour · The wave model · Original GioPhysics question with a detailed, mark-by-mark answer guide.
- Demand
- routine
- Marks
- 4
- Topics
- 2
- Answer
- Complete
Question4 marks
At one position, sound intensity is 12 times its value at a reference position. Determine the sound-intensity-level increase.
Task interpretation
What a complete response should do
Build a visible chain from the information given to the quantity or statement requested.
Name the standard relationship first, keep units attached, and show the substitution before the result.
- Response type
- structured
- Allocation
- 4 marks
- Demand
- routine
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