physics P1 5.0 / 5 based on 1 ratingTeacher recommended ? Physicsheat radiationGCSEAQA Created by: jl45Created on: 29-03-16 13:36 5736214 Across 1. How do the densities of liquids and gasses change as you heat them up. (4, 6, 4, 5) 4. Which type of heat transfer cant take place in solids? conduction or convection? (10) 7. Describe the main known dangers of microwaves, infrared, visible light, UV and x-rays. (8, 5) Down 2. What is the source of energy for tidal barrages? (5, 5) 3. What is the name given to the process where a gas turns to a liquid? (12) 5. Are high frequency sound waves high pitched or low pitched? (4, 7) 6. what are the standard units of electrical energy? (9)
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