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12 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Materials are made of a pure substance or a mixture of substances. A type of matter with fixed composition. Can be either an element or a compound subtance |
Subtance |
Element or compound |
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How many elements are there |
90 found on earth . ,20 are synthetic |
Periodic table |
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Ex of element: |
Zinc, copper,tungsten, gold,lead |
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Ex of compound |
Water, salt |
Not mixture |
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Ex of Heterogeneous mix. |
Pizza,concrete, granite, muddy water |
Can see things that is made of |
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Ex of homogeneous mix. |
Soda, milk, vinegar |
Can't see ingredients |
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What is the types of homo. Mix. |
Colloid and solution |
Not def. |
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What is colloid |
A type of mixture with particles that are larger than those in solutions bit not heavy to settle out. Ex: shampoo, gel, fog |
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What is Tyndall effect? |
Scattering of light by colloidal particles |
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Heterogeneous mixtures |
Include liquid Suspensions |
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Comparing solutions collods suspensions |
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Difference between compound, mixtures |
Compound is substance in which the items of two or more elements are combined in a fix proportion. A mixture is a material made up of two or more substances that can be easily separated by physical means. |
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