Waves 0.0 / 5 ? PhysicsWavesGCSEAQA Created by: jackggCreated on: 24-09-13 19:46 97810352164 Across 1. a mirror which is flat (5, 6) 4. when a wave passes through a gap and spreads out (11) 5. the measurement between the peaks of two waves (10) 9. light bends when it hits a more or less dense medium, this is called .... (10) Down 2. this type of wave moves perpendicular to the direction of energy (10) 3. an area that contains no particles (6) 6. The amount of oscillations per second refers to .... (5) 7. a line at 90 degrees to the surface (6) 8. 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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