Science Vocab
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| States that the mass of an isolated system will remain constant over time. | Law of conservation of mass
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| Physical Change are changes affecting the form of a chemical substnace. | Physical Change
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| Chemical Changes occur when a substance combines with another to form a new substance. | Chemical Change
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| Simpleast form of matter. It can't be broken down. | Element
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| Chemical Formula isa way of expressing information about the atoms that constitute a particular chemical compound. | Chemical Formula
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| Molecule of only 1type of atom. | Element Molecule
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| Mode of more than 1type of atom. | Compound Molecule
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| Shorthand form for writing what reactants are used nad what products are formed in a chemical reaction. | Chemical Equation
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| A process that produces chemical change. | Chemical Reaction
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| Reactants are the substances that exist before the reaction begins. | Reactants
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| The substances that form as a result of the reaction are called products. | Products
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| It tells the number of molecules. | Coefficient
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| It tells the number of a certain type of atom in one molecule. | Subscript
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| Diatomic molecules are molecules composed only of two atoms. | Diatomic
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