This bingo card has a free space and 24 words: A number placed in front of a chemical formula in an equation., A solid that forms from solution during a chemical reaction, A material that increases the rate of a reaction by lowering the activation energy., The cells in your body contain biological catalysts., One observable characteristic of a chemical reaction is the production of new materials with properties that are different from those of the starting materials., Fuel, oxygen, and heat., The minimum amount of energy needed to start a chemical reaction., The amount of one material in a given amount of another material., A shorter, easier way to show chemical reactions,using symbols instead of words., Synthesis, decompostion, and replacement., A reaction that releases energy in the form of heat., The reaction which absorbs energy., A material that releases energy when it burns., A rapid reaction between oxygen and fuel., Chemical reactions occur when chemical bonds break or when new bonds form., The materials you have at the beginning., Show the ratio of the atoms of different elements in a formula., A material used to decrease the rate of a reaction., When two or more substances combine to make a more complex substance., Breaks down compounds into simpler products., When one element replaces another in a compound, or when two elements in a different compounds trade places., Color change, production of a gas or a precipitate , a change in temperature, or a change in the properties of a substance., Fuel, oxygen, and heat. and When chemicals are mixed this happens..
⚠ This card has duplicate items: Fuel, oxygen, and heat. (2)
Chapter Five Vocab | Chapter Five Vocab | science chapter 5 | chapter 5 | Ch. 5 Science Vocab
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