chapter 2 vocabulary presentation

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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 . - PowerPoint PPT Presentation

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chapter 2 vocabulary presentation8th GradeBoiling 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.A pure substance is matter that always has exactly the same composition; an element or compound.

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

Quartz Silicon dioxide is a compoundFiltration is the process that separates materials based on the size of their particles.

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. 7Filtration is the process that separates materials based on the size of their particles.

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.

IceWaterMelting PointPhysical change is a change that occurs when some properties of a material change, but the substances in the material stay the same.icewaterwater vaporH20

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

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

Flammability is a materials ability to burn in the presence of oxygen.

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

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