Waves 0.0 / 5HideShow resource informationPhysicsWavesGCSEAQACreated by: jackggCreated on: 24-09-13 19:46 68103241957 Across 1. when a wave passes through a gap and spreads out (11) 5. a mirror which is flat (5, 6) 7. the measurement between the peaks of two waves (10) 8. this type of wave moves perpendicular to the direction of energy (10) 9. an area that contains no particles (6) Down 2. light bends when it hits a more or less dense medium, this is called .... (10) 3. The amount of oscillations per second refers to .... (5) 4. a line at 90 degrees to the surface (6) 6. this type of wave travels parallel to the direction of energy (12) 10. this is what appears to be behind a mirror (7, 5)
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