A material thatincreases the rateof a reaction bylowering theactivation energy.Fuel,oxygen,and heat.Chemicalreactions occurwhen chemicalbonds break orwhen newbonds form.The cells inyour bodycontainbiologicalcatalysts.Synthesis,decompostion,andreplacement.A reaction thatreleasesenergy in theform of heat.The amount ofone material ina given amountof anothermaterial.The minimumamount ofenergy neededto start achemicalreaction.When one elementreplaces another in acompound, or whentwo elements in adifferent compoundstrade places.A rapidreactionbetweenoxygen andfuel.One observablecharacteristic of achemical reaction is theproduction of newmaterials withproperties that aredifferent from those ofthe starting materials.Color change,production of a gas ora precipitate , achange intemperature, or achange in theproperties of asubstance.The reactionwhichabsorbsenergy.A material thatreleasesenergy when itburns.A shorter, easierway to showchemicalreactions,usingsymbols instead ofwords.A materialused todecrease therate of areaction.Show the ratioof the atomsof differentelements in aformula.Whenchemicalsare mixedthis happens.Fuel,oxygen,and heat.A solid thatforms fromsolution duringa chemicalreactionWhen two or moresubstancescombine to makea more complexsubstance.A numberplaced in frontof a chemicalformula in anequation.Breaks downcompoundsinto simplerproducts.Thematerials youhave at thebeginning.A material thatincreases the rateof a reaction bylowering theactivation energy.Fuel,oxygen,and heat.Chemicalreactions occurwhen chemicalbonds break orwhen newbonds form.The cells inyour bodycontainbiologicalcatalysts.Synthesis,decompostion,andreplacement.A reaction thatreleasesenergy in theform of heat.The amount ofone material ina given amountof anothermaterial.The minimumamount ofenergy neededto start achemicalreaction.When one elementreplaces another in acompound, or whentwo elements in adifferent compoundstrade places.A rapidreactionbetweenoxygen andfuel.One observablecharacteristic of achemical reaction is theproduction of newmaterials withproperties that aredifferent from those ofthe starting materials.Color change,production of a gas ora precipitate , achange intemperature, or achange in theproperties of asubstance.The reactionwhichabsorbsenergy.A material thatreleasesenergy when itburns.A shorter, easierway to showchemicalreactions,usingsymbols instead ofwords.A materialused todecrease therate of areaction.Show the ratioof the atomsof differentelements in aformula.Whenchemicalsare mixedthis happens.Fuel,oxygen,and heat.A solid thatforms fromsolution duringa chemicalreactionWhen two or moresubstancescombine to makea more complexsubstance.A numberplaced in frontof a chemicalformula in anequation.Breaks downcompoundsinto simplerproducts.Thematerials youhave at thebeginning.

Chapter Five Vocab - Call List

(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.


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  1. A material that increases the rate of a reaction by lowering the activation energy.
  2. Fuel, oxygen, and heat.
  3. Chemical reactions occur when chemical bonds break or when new bonds form.
  4. The cells in your body contain biological catalysts.
  5. Synthesis, decompostion, and replacement.
  6. A reaction that releases energy in the form of heat.
  7. The amount of one material in a given amount of another material.
  8. The minimum amount of energy needed to start a chemical reaction.
  9. When one element replaces another in a compound, or when two elements in a different compounds trade places.
  10. A rapid reaction between oxygen and fuel.
  11. One observable characteristic of a chemical reaction is the production of new materials with properties that are different from those of the starting materials.
  12. Color change, production of a gas or a precipitate , a change in temperature, or a change in the properties of a substance.
  13. The reaction which absorbs energy.
  14. A material that releases energy when it burns.
  15. A shorter, easier way to show chemical reactions,using symbols instead of words.
  16. A material used to decrease the rate of a reaction.
  17. Show the ratio of the atoms of different elements in a formula.
  18. When chemicals are mixed this happens.
  19. Fuel, oxygen, and heat.
  20. A solid that forms from solution during a chemical reaction
  21. When two or more substances combine to make a more complex substance.
  22. A number placed in front of a chemical formula in an equation.
  23. Breaks down compounds into simpler products.
  24. The materials you have at the beginning.