Waves 0.0 / 5 ? PhysicsWavesGCSEAQA Created by: lulumcdCreated on: 23-09-13 20:12 73952184 Across 1. Another word for this is oscillation. (9) 4. The spreading out of waves through a gap or obstacle. (11) 5. The unit of used to measure the frequency of radio waves. (5) 7. The name of the wave that travels perpendicularly to the direction of energy transfer. (10) 9. The distance between one peak of a wave of light, heat, or other energy and the next corress (10) Down 1. A space which contains no particles. (6) 2. Change in direction and speed as light travels from 2 mediums of different densities. (10) 3. When light or sound bounces off a surface. (10) 8. An oscillation (vibration) that travels through space and matter, transferring energy. (4)
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