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chapter 2 vocabulary presentation

8 th Grade. chapter 2 vocabulary presentation. Boiling point is the temperature in which the substance boils. The boiling point of water is usually 100˚ Celsius. Condensation Point is the temperature in which a gas becomes a liquid. Dew condenses from water vapor in the air .

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chapter 2 vocabulary presentation

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  1. 8th Grade chapter 2 vocabulary presentation

  2. Boiling pointis the temperature in which the substance boils. The boiling point of water is usually 100˚ Celsius.

  3. Condensation Point is the temperature in which a gas becomes a liquid. Dew condenses from water vapor in the air.

  4. A pure substance is matter that always has exactly the same composition; an element or compound.

  5. Quartz – Silicon dioxide is a compound A compound is a substance that is made from two or more simpler substances and can be broken down into those simpler substances.

  6. Filtration is the process that separates materials based on the size of their particles.

  7. A solution is a mixture that forms when substances dissolve and form a homogenous mixture. When sugar is poured in a glass of hot water, and stirred up, the sugar eventually dissolves into the water.

  8. Filtration is the process that separates materials based on the size of their particles.

  9. A physical property is any characteristic of a material that can be observed or measured without changing the composition of the substances in the material. Ice Melting Point Water

  10. Physical change is a change that occurs when some properties of a material change, but the substances in the material stay the same. water vapor water H20 ice

  11. Malleability is the ability of a solid to be hammered without shattering.

  12. A chemical property is any property that produces a change in the composition of matter.

  13. Flammability is a material’s ability to burn in the presence of oxygen.

  14. A precipitate is a solid that forms and separates from a liquid mixture.

  15. Deposition is the phase change in which a gas or vapor changes directly into a solid without first changing into a liquid. When water vapor hits a colder surface, like glass it will turn into frost.

  16. Sublimation is the phase in which a solid changes directly into a gas without becoming a liquid.

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