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Chemical property A property that describes the ability of a substance to react
Chemical bond The forces that join atoms to each other
element A substance made up of only one kind of atom
compound A substance made up of 2 or more different elements
Physical property A property that describes the characteristics of a substance that can be measured without changing the characteristics of the substance
solubility The ability to be dissolved
mixture A combination of 2 or more kinds of matter, each of which keeps its own physical properties
Change of state Occurs when heat is added to or taken away from a substance
melting Occurs when a solid becomes a liquid
evaporation Occurs when a liquid becomes a gas
condensation Occurs when a gas becomes a liquid
freezing Occurs when a liquid becomes a solid
sugar C ₆ H ₁₂ O ₆
Physical change A window breaking
Physical change Butter melting
Chemical change A nail rusting
Chemical change Paper burning
chemical Metal reacting
Physical change Water freezing
Chemical change Production of gas
20 mL of water in a pie pan Which will evaporate 1 st ? 20 mL of water in a pie pan OR 20 mL of water in a glass
3 mL of water at 60 ◦c Which will evaporate 1 st ? 3 mL of water at 60◦c OR 3 mL of water at 30 ◦c
10 mL of water in the sun Which will evaporate 1 st ? 10 mL of water in the shade OR 10 mL of water in the sun
15 mL of water in an area with low humidity Which will evaporate 1 st ? 15 mL of water in an area with high humidity OR 15 mL of water in an area of low humidity
5 mL of water Which will evaporate 1 st ? 15 mL of water OR 5 mL of water
5 th Grade Science Unit 2 Vocabulary Textbook, SAMS, and external vertical team words Mrs. Thornburgs version.
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