Vocabulary Unit 5Versión en línea Natural Science, chemical reactions vocabulary por Marina Bravo A B C E F G H I M N O P R S U X Y Starts with A Fungi produces it Starts with B produce lactic and carbo dioxide Starts with C Combustion is a chemical reaction that produces heat and light. Starts with E If the products become warmer when reaction is taking place Starts with F Fermentation is when a cell uses sugar for energy without using oxygen at the same time. Starts with G Gases are air-like substances that can move around freely or they might flow to fit a container Starts with H Heat or thermical energy must be added for combustion to take place Contains I is a chemical reaction that releases light and heat. Starts with M are living things that are too small to be seen with the naked eye Contains N the ability to make types of light visible to human eyes Starts with O An oxidation reaction is any chemical reaction in which the oxidation number of a molecule, atom, or ion changes by gaining or losing an electron Starts with P is a substance that is formed as the result of a chemical reaction Starts with R substances that are used to bring about the chemical reaction. A reactant is any substance that is consumed or used up during the reaction Starts with S In fermentation, they are transform into organic substances. Contains U Is anything that burns, including wood, gas and oil Contains X The products become colder when a reaction is taking place. Contains Y When oxygen from the atmosphere reacts with fuel, combustion occurs
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