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| the measurements of an objects mass is a ________. |
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| the ability of an apple to change color when exposed to air is a _______. |
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| the ability of a pond to freeze over winter is a____________. |
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| when a newspaper is left in direct sunlight for a few days, the paper turns yellow. this is a sign of a _________. |
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| what are three exaple of a chemical change> |
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| melting ice, mowing the lawn, sculpting a statue |
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| when a chunck of dry ice is ar room temperature, a could of carbon dioxide vapor forms. the carbon dioxide is changing from a________to a_______. |
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| photosynthesis in plants is an example of a _______ change. |
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| the color of a material is an example of a _________ property |
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| the main difference between physical and chemical changes is that _______ changes are not reversible |
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| th evaporation of water is an example of a change in_________. |
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