Waves 0.0 / 5HideShow resource informationPhysicsWavesGCSEAQACreated by: jackggCreated on: 24-09-13 19:46 67923841510 Across 1. The amount of oscillations per second refers to .... (5) 4. an area that contains no particles (6) 5. a line at 90 degrees to the surface (6) 10. the measurement between the peaks of two waves (10) Down 2. a mirror which is flat (5, 6) 3. light bends when it hits a more or less dense medium, this is called .... (10) 6. when a wave passes through a gap and spreads out (11) 7. this type of wave moves perpendicular to the direction of energy (10) 8. this is what appears to be behind a mirror (7, 5) 9. this type of wave travels parallel to the direction of energy (12)
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