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Classifying Matter
Question | Answer |
---|---|
Matter is made up of--? | Substances and Mixtures. |
Substances are made up of--? | Elements and Compounds. |
Mixtures are made up of--? | Heterogeneous and Homogeneous. |
What is matter? | Anything that has mass and takes up space. |
What are elements? | Substances in which all atoms in a sample are alike. |
Examples of elements? | Gold ( Au ), Sulfur ( S ), Copper ( Cu ), Oxygen ( O ), and Carbon ( C ). |
What are compounds? | Two or more elements chemically bonded together. ( Molecules make up these. ) |
Examples of compounds? | Water ( H2O ), Salt ( NaCI ), Aspirin ( C9H8O4 ), Carbon Dioxide ( CO2 ), and Sugar ( C6H12O6 ). |
What is a mixture? | A material made of elements or compounds stirred together, but not chemically bonded. ( Also can be separated. ) |
What are the two categories of mixtures? | Heterogeneous and Homogeneous. |
What is a Heterogeneous mixture? | A mixture in which the parts are easily distinguished. Appears to be made of different materials. |
What are some examples of Heterogeneous mixtures? | Tossed salad, a chocolate chip cookie, fruit salad, concrete gravel paver, and mud. |
What is a Homogeneous mixture? | Mixtures in which different materials are blended evenly so that the mixture looks the same throughout; also called a solution. |
What are some examples of a Homogeneous mixtures? | Milk, paint, kool-aid, whipped cream, air, and Jell-o. |