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Defenitions of Terms

Essay by review  •  September 22, 2010  •  Essay  •  593 Words (3 Pages)  •  895 Views

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SCIENCE

Solution-type of mixture formed when I substance dissolves in another

Energy-The 'colder' the phase, tends to have less energy

Freezing Point-Temperature where liquid turns to solid

Atomic Number-Number of protons in the nucleus of an atom

Matter-Has mass and takes up space

4 phases of matter-solid, liquid, gas, plasma

Mixture-Matter that consists of 2 or more substances mixed together but NOT chemically combined ex: salt, sugar

Atom-Smallest particle of an element that has the properties of a element

How do we measure mass-In grams

Mass number-Sum of protons and neutrons in its nucleus

Element-A substance that has only 1 kind of atom

Chemical Symbol-short way of representing elements

Melting Point-temputure where solid changes to a liquid

Freezing-change from liquid to solid

Condensation-change from gas to liquid (when drops get on glass)

Protons and Electrons-are equal to each other

Vaporization-change from liquid to gas

How do you change phases of matter-add or take away energy

SCIENCE

Solution-type of mixture formed when I substance dissolves in another

Energy-The 'colder' the phase, tends to have less energy

Freezing Point-Temperature where liquid turns to solid

Atomic Number-Number of protons in the nucleus of an atom

Matter-Has mass and takes up space

4 phases of matter-solid, liquid, gas, plasma

Mixture-Matter that consists of 2 or more substances mixed together but NOT chemically combined ex: salt, sugar

Atom-Smallest particle of an element that has the properties of a element

How do we measure mass-In grams

Mass number-Sum of protons and neutrons in its nucleus

Element-A substance that has only 1 kind of atom

Chemical Symbol-short way of representing elements

Melting Point-temputure where solid changes to a liquid

Freezing-change from liquid to solid

Condensation-change from gas to liquid (when drops get on glass)

Protons and Electrons-are equal to each other

Vaporization-change from liquid to gas

How do you change phases of matter-add or take away energy

SCIENCE

Solution-type of mixture formed when I substance dissolves in another

Energy-The 'colder' the phase, tends to have less energy

Freezing Point-Temperature where liquid turns to solid

Atomic Number-Number of protons in the nucleus of an atom

Matter-Has mass and takes up space

4 phases of matter-solid, liquid, gas, plasma

Mixture-Matter that consists of 2 or more substances

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