Waves 0.0 / 5HideShow resource informationPhysicsWavesGCSEAQACreated by: jackggCreated on: 24-09-13 19:46 357462918 Across 1. The amount of oscillations per second refers to .... (5) 4. this type of wave moves perpendicular to the direction of energy (10) 5. this is what appears to be behind a mirror (7, 5) 8. this type of wave travels parallel to the direction of energy (12) Down 2. an area that contains no particles (6) 3. when a wave passes through a gap and spreads out (11) 6. light bends when it hits a more or less dense medium, this is called .... (10) 7. the measurement between the peaks of two waves (10) 9. a line at 90 degrees to the surface (6)
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