Science 0.0 / 5 ? ScienceWaves etcGCSEAQA Created by: Emma. BCreated on: 29-09-13 13:27 37109612845 Across 1. An area where there are no air particles (6) 4. The spreading out of waves as they come through a gap (11) 5. The unit of frequency (5) 7. Equipment used to show a picture of waves (12) 9. also known as oscillations (10) 10. The bouncing back/change of direction of a wave (10) Down 2. How high or low the waves are from the normal (9) 3. Relating to _______________ radiation (15) 6. The change in direction of a wave when it passes through one medium to another changing speed (10) 8. How high or low the sound is (5)
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