science crossword HW 0.0 / 5 ? PhysicsWavesGCSEAQA Created by: 10jamnorCreated on: 24-09-13 17:19 63254198710 Across 1. You hit it against your knee to hear a sound. (6, 4) 4. When you go under a bridge and shout you will hear a... (4) 7. When light shines through the perspex block bending towards the normal. This is... (10) 10. Light, sound and water. All of these travel in... (5) Down 2. The distance between either two peaks or two troughs. (10) 3. When you look at yourself in the mirror, the image you see is called a... (7, 5) 5. Every sound wave starts with a... (9) 6. The matter of how high or low a sound it. (5) 8. The line perpendicular to the reflective surface is called the... (6) 9. An area where there are NO particles at all is called a... (6)
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