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35 Cards in this Set
- Front
- Back
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Element |
A substance that cannot be broken down into simpler substances. |
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Pure substance |
Matter that always has the same composition. |
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Compound |
A substance that is made from two or more simpler substances and can be broken down into simpler substances. |
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Physical Property |
Any characteristic of a material that can be observed with out changing the composition. |
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Viscosity |
Is a substance resistance to flow. |
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Conductivity |
The materials ability to allow heat to flow. |
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Malleability |
The materials ability to be hammered without being shattered. |
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What has a melting point of 0 and boiling point at 100. |
Water |
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Filterations |
A process that separates materials based on the size of the particles. |
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Distillation |
Process that separates substances when at their boiling point. |
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Physical Change |
When some properties change but the substances stay the same. |
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Chemical Property |
Change in composition |
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Chemical change |
Happens when a substance reacts and forms more substances. |
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Recognizing chemical change |
Change in color, Production of a gas, and formation of precipitation. |
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Flamability |
The materials ability to burn |
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Gold Symbol |
Au |
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One example of a malleable |
gold |
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colloids example |
Milk |
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solutions example |
dish washer soap |
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suspensions example |
mud water |
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What is an example of chemical change? |
Production of gas |
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What is an example of physical change? |
Cutting hair |
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What is tap water A element a compound a mixture or a substance |
a compound |
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What is not an element and cannot be broken down into simpler substances. |
water |
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Is colloid a heterogeneous mixture or homogeneous |
heterogeneous |
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Formation of precipitate is an example of what. |
chemical change |
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What is not an example of physical property. |
Flammability |
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A substance that has little tendency to change into other substances has a low... |
density |
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What allows the mixture to be separated by filtration. |
The materials small particles |
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What can be hit but not shattered |
Any thing that is malleable, gold. |
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What has a melting point of 40 c |
solid |
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What has a poor conductivity |
wood |
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Example of chemical change |
Baking soda and vineger |
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What type of mixture is salad dressing when it mixes with oil and vinegar. |
suspension |
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What is gold atomic number
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79 |
