(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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the minimum amount of energy needed to start a chemical reaction
a material that releases energy when it burns
is the amount of one material in a given amount of another material.
when two or more subtances combine to make more complex substance, the process is called____
a solid that forms from solution during a chemical reaction.
during a chemical reaction matter is not created or destroyed
a material that increases the rate of reaction by lowering the activation energy
a chemical reaction is a change in energy
can control the rate of reaction b changing factors such as concentration temperature and surface and by using substances called catalysts and inhibitors
is a number placed in front of a chemical formula in a equation.
is a shorter easier way to show chemical reactions using symbols instead of words.
the materials you have at the beginning
synthesis, decomposition and reaction.
the reaction between sulfur trioxide and water is called _____
a material used to decrease the rate of reaction is called an _____
a change in energy a kind of reaction which absorbs energy
shows the ratio of the atoms of different elements in a formula.
When one element replaces another in a compound, or when two elements in a different compound takes place
uses symbols to show the reactants and the products of a reaction
when the reaction is complete you have different materials called the ____ of a reaction.
the clues that a chemical reaction has taken place .
fire is a result of_____ a rapid between oxygen and a substance called fuel
breaks down compounds into a simpler product.
a reaction that releases energy in the form of heat.
