Principles of Heat Crossword Puzzle
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QUESTIONS LIST:
- conduction: when heat travels through a solid material
- convection: when heat travels through a liquid or gas
- radiation: when heat travels via infrared light
- kelvin: the scientific unit for measuring heat
- insulation: used to prevent the ingress of cold or to prevent the loss of heat
- fuel: one of the items needed for combustion
- oxygen: part of the fire triangle, needed for combustion
- natural: _ _ _ _ _ _ _ - gas, commonly used in domestic properties for boiler and cooker fuel
- propane: a gas commonly used in blowlamps
