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39 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Matter |
Anything that has mass and volume |
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Mass |
A measure of the quantity of matter in an object (kg or g) |
A brick has more mass than an equal sized volume of styrofoam |
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Volume |
A measure of how big an object is or how much space a fluid takes up (L or mL) |
A volleyball is larger than a baseball |
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The particle theory of matter |
A way to describe the structure of matter and its behaviour |
Particles are arranged differently in a solid, a liquid, or a gas |
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Different states of matter |
Have spaces between them Attract each other Are always moving Move faster at higher temperatures |
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Classification of matter |
All matter is composed of particles Each pure substance has its own kind of particle (different form the particles of other pure substances) |
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Pure substances are always homogeneous since.... |
Each pure substance contains its own unique kind of particle |
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Types of pure substances |
Elements and compounds |
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Element |
Cannot be broken down into any simpler substance by chemical means |
Gold |
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Compound |
Made from 2 or more elements that are combined together chemically |
Water |
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Mixtures |
Homogeneous and heterogeneous |
Contain at least 2 kinds if particles |
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Heterogeneous mixtures |
Mechanical mixtures and suspensions |
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Mechanical mixtures |
The different substances that make up the mixture are visible |
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Suspension |
A cloudy mixture in which tiny particles of one substance are held within another |
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Homogeneous mixtures |
Solutions |
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Solutions |
The different substances that make it up are not individually visible |
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A summary of matter classification |
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Changes of state |
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Physical properties can be measured/observed without changing the....of a substance. |
chemical identity |
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A physical property is an.... characteristic of a substance. |
Observable |
Colour, lustre |
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A physical property is a.... characteristic of a substance. |
Measurable |
Conductivity, density, ductility, hardness, malleability, viscosity |
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Colour |
The light a substance reflects gives it colour |
Gold is golden |
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Lustre |
The shine or dull of a substance |
Gold is lustrous, dirt is dull |
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Conductivity |
Ability to conduct heat or electricity |
Copper wire is a conductor, plastic gloves are insulators |
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Density |
Mass/volume |
Oil is less dense than water |
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Ductility |
Any solid that can be stretched into a long wire |
Copper is ductile |
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Hardness |
Ability to resist being scratched |
Diamonds |
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Malleability |
How easily a substance can be pounded or rolled into sheets |
Aluminum foil |
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Chemical properties describe the ability of a substance to....into.... |
Change, a new substance |
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A chemical property is how a substance....with another |
Reacts |
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Chemical properties can only be observed when a....occurs;that is when there is a....that results in the formation of a new substance(s) |
Chemical change, change in matter |
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Heat absorption |
Ability to withstand temperature increase |
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Combustible |
Ability to burst into flames with an ignition |
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Forms gas |
Ability to release gas when reaction occurs |
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Reacts with acid |
Will have a reaction with acid |
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Reacts with water |
Will have a reaction with water |
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Emits heat during reaction |
Temperature will increase during reaction |
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Emits light during reaction |
Fluorescence during reaction |
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Forms a precipitate in a solution |
Ability to form a solid when reaction occurs |
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