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A ringing alarm clock is placed inside a refrigerator. After the door closes, the ringing becomes much quieter and muffled.

C3-3-11 Environment Transition · sound_attenuation principle: Low-Pass Filtering & Barrier Obstruction (Material)
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Per-prompt rubric

Basic standards

Visual presence

  • an alarm clock
  • a refrigerator

Event: an alarm clock is placed in a refrigerator and the door is closed

Audio presence

  • an alarm clock

Sound: an alarm clock ringing

Key standards

Visual physical commonsense (V-PC)

  • A mechanical alarm clock with a striker is visible inside or being placed inside a refrigerator.
  • The refrigerator door visibly closes and the refrigerator structure remains stable throughout the clip.

Audio physical commonsense (A-PC)

  • The alarm produces a continuous loud bright bell ring while the refrigerator door is open.
  • After the door closes, the ring continues continuously but becomes noticeably quieter and duller.

Cross-modal physical commonsense (AV-PC)

  • The drop in ring loudness and brightness aligns in time with the visible closing of the refrigerator door.