Science dictionary

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  • 1. Science Dictionary By:Jack Sharer +
  • 2. Table of contents
    • Matter
    • Not matter
    • Pure Substance
    • Element
    • Mixture
    • Emulsion
    • Non-reversible Change
    • Mechanical Mixture
    • Compound
    • Reversible Mixture
    • Suspension
    • Heterogeneous Mixture
    • Homogeneous Mixture
    • Volume
    • Mass
  • 3. Matter
    • Matter: Anything with volume or mass
    A football is a pure substance because it has weight witch is a part of mass and it has volume because it is visible and it takes up space.
  • 4. Not Matter
    • Not Matter: anything without volume or mass
    Space is not matter because it has no mass or volume.
  • 5. Pure Substance
    • Pure Substance: a substance that cannot be broken down into other substances
    Water is a pure substance because it cannot be broken Down.
  • 6. Element
    • Element: a chemical substance that contains only one substance
    Gold (Au) is an element because it contains only one substance
  • 7. Mixture
    • Mixture: a combination of different substances
    Soap is a mixture because it is made up of different substances
  • 8. Emulsion
    • Emulsion:when substances in a mixture will not blend together
    Salad dressing is emulsion because the different substances are visible
  • 9. Non-reversible Change
    • Non-reversible Change: A change that cannot be reversed into its original state
    Fried eggs are a non-reversible change because they cannot be made into raw eggs.
  • 10. Mechanical Mixture
    • Mechanical Mixture: a mixture where the different substances are visible
    Cereal is a Mechanical Mixture because the different substances are visible
  • 11. Compound
    • Compound: A substance containing two or more substances
    Table salt (NaCl) is a compound because it is made up of sodium and Chlorine
  • 12. Reversible Mixture
    • Reversible Mixture: a mixture where the mixture can change back to its original state
    Ice is a reversible mixture because it can change back to water which is its original State.
  • 13. Suspension
    • Suspension: a fluid used to blend together mixtures with emulsion
    This glass of milk contains suspension because the foam and the milk have been mixed together.
  • 14. Heterogeneous Mixture
    • Heterogeneous Mixture: A mixture where the different substances are visible
    Fried rice is a Heterogeneous Mixture because the different substances are visible.
  • 15. Homogeneous Mixture
    • Homogeneous Mixture: A mixture where the different substances are not visible
    This cup of coffee is a Homogeneous Mixture because the substances are not visible
  • 16. Volume
    • Volume: The amount of space an object takes up
  • 17. Mass
    • Mass: The amount of matter in an object