Sound Fading with Distance
CONCEPTUALRecognise that sounds get fainter as the distance from the sound source increases
Mastery Evidence
- State that sound gets quieter as distance from the source increases
- Describe an observation or investigation demonstrating this pattern
- Explain that vibrations spread out and get weaker as they travel further from the source
Assessment Prompt
“Can [child] explain why a friend's voice gets harder to hear the further away they walk?”
Curriculum Standards1 alignment
Y4.Sci.Snd.5The national curriculum in Englandrecognise that sounds get fainter as the distance from the sound source increases
Prerequisites1
- Sound Travels Through MaterialshardAges 8—9
Show full prerequisite tree
- Sound Travels Through Materials hard
Must know sound travels through media before understanding it fades with distance
- Vibrations & Sound hard
Must know sound comes from vibrations before learning vibrations travel through media
- Light & Sound Vocabulary hard
Understanding vibrating materials and sound requires 'vibration' vocabulary
- Communication with Light & Sound hard
Must understand how sound works before designing a communication device using it
- Light & Seeing in the Dark hard
Must understand how light works before designing a communication device using it
- Light & Sound Vocabulary hard
Observing that objects need illumination to be seen requires the 'light source' vocabulary
- Light & Sound Vocabulary hard
Describing vibrations travelling through a medium requires vibration vocabulary
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