Sound 0.0 / 5 ? BiologyScienceYears 7-9 (KS3)All boards Created by: Josephine.caron.26Created on: 15-04-20 02:12 792843615 Across 1. You can use this to make sound louder (9) 4. It passes vibrations on to liquid in which part? (7) 5. A wave is an that transfers energy or information (11) 6. What is frequency measured in? (5) 9. lots of echos join together this can produce a longer sound (13) Down 2. What are frequencies above 20,000 Hz called? (10) 3. You measure sound intensity in? (8) 7. What are frequencies below 20 Hz called? (10) 8. What produces a sound wave? (9)
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