IFSTA 7th Edition Chapter 4: Fire Dynamics

IFSTA 7th Edition Chapter 4: Fire Dynamics True or False: Oxidizers affect a fire because they are combustible - ANSWER False. Oxidizers are not combustible but will support or enhance combustion Physical science is the study of what two things? - ANSWER Matter and energy Oxidation - ANSWER A chemical reaction involving the combination of an oxidizer, such as oxygen in the air, with other materials. Energy - ANSWER The capacity to perform work Work - ANSWER This occurs when a force is applied to an object over a distance or when a substance undergoes a chemical, biological, or physical change. In the case of heat, work means increasing a substance's temperature