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22 Cards in this Set
- Front
- Back
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The layer of the atmosphere that contains the ozone and protects us from radiation |
Stratosphere |
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Layer of atmosphere where all weather occurs |
Troposphere |
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Gas that makes up 78% of the earths atmosphere |
Nitrogen |
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Gas that makes up 21% of the earths atmosphere |
Oxygen |
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Reaction where energy is give off ..........Released |
Exothermic |
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Reaction where energy is taken in............. Absorbed |
Endothermic |
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Speeds up a chemical reaction |
Catalyst |
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Slows down a chemical reaction (preservatives) |
Inhibitor |
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Anility of a solute to dissolve in a solvent |
Solubility |
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A pure substance that can not be changed by chemical or physical means |
Element |
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Force that keeps objects from floating off into space |
Gravitational Force |
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Amount of space an object takes up |
Volume |
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Property that allows metals to be drawn into wire |
Ductility |
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Negative charge; outside the nucleus |
Electron |
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Property that allows metals to be flattened into thin sheets |
Malleability |
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Neutral charge; inside the nucleus of an atom |
Neutron |
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Shiny |
Luster |
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SI unit that expresses force |
Newton |
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Posotive charge; inside the nucleus of an atom |
Proton |
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Tendency of an object to remain at rest or in motion |
Inertia |
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Well mixed |
Homogeneous mixture |
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Not well mixed |
Hetrogeneous mixture |
