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lesson 2
What are physical changes of matter?
| Question | Answer |
|---|---|
| Change of state | a physical change that occurs when matter changes from one state to another such as a liquid to a gas |
| Physical change | a change in which a substance remains the same substance |
| Mixture | a combination of two or more different substances |
| Chemical change | a change in which a substance or two in which becomes in a new change |
| Physical Property | a trait such as color, shape or hardness that describes a substance by it's self |
| Chemical property | a property that involves the ability of substance to react with other materials to form new substances |
| Chemical reaction | a change in which one or more new substances are formed |
| Compound | a substance two or more different substances elements |
| Law of Conservation of Mass | The mass of the products of a chemical reaction equals the mass of the reactants |
| constructive | forces are processes that help build up the Earth, either by depositing soil or silt in a river, or by volcanoes and lava flows that generates new land. |
| destructive | forces are processes that break down the Earth, either through the violent actions of volcanoes and earthquakes or by the steady flow of a river. Click here to understand what destructive forces are |
Created by:
jaylovejay
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