Physics #2 0.0 / 5 ? PhysicsKeywordsGCSEAQA Created by: Mr AFTWCreated on: 08-01-16 23:20 2463175 Across 1. The theory that energy cannot be created or destroyed, only transferred. (12, 2, 6) 4. A measure of thermal transmittance through a material. (1, 5) 5. The time it takes to save the money spent on insulating a building (7, 4) Down 2. Electrical energy supplied to a 1 kW electrical device in 1 hour. (8, 4, 4) 3. A measure of power equal to one joule of work per second. (4) 6. Saves more money that it costs (4, 9) 7. Useful energy transferred by the device divided by total energy supplied to the device. (10)
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