| Properties of Matter | Chemcial or Physical Properties | All Mixed Up | Physical or Chemical Change | Energy |
|---|---|---|---|---|
100What is matter?
Anything that has mass and takes up space.
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100What is physcial property?
Property that can be observed without changing the substance.
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100What is a mixture?
Two or more substances NOT chemically combined.
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100What is a physical change?
Change that alters form or appearance.
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100What is electrical energy?
Energy of electrically charged particles moving from one place to another.
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200What are chemical and physical properties?
The two kinds of properties that all matter has.
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200What are physical properties of matter?
Density, hardness, texture, and color.
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200What is heterogeneous mixture?
Mixture that is unevenly mixed so you can see the different parts.
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200What is a physical change?
Change of state, bending, crushing, chopping, breaking, distillation.
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200What is thermal energy or heat energy?
A measure of the speed and mass of particles.
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300What is a substance?
Matter that is pure, having the same composition. Examples are elements and compounds.
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300What is a chemical property?
A change into a different substance.
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300What is homogeneous mixture?
Mixture that is evenly mixed, so you cannot see the different parts.
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300What is a chemical change?
Change in matter producing new substances (and always involving a change of energy).
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300What is exothermic?
A reaction in which energy is released, such as freezing water.
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400What are elements?
The simplest substances.
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400What are chemical properties of matter?
Burning, flammability, rust, and tarnish.
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400What is a heterogeneous mixture?
Examples are dirt and salad dressing.
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400What has a chemical change?
Burning, rusting, tarnishing, mixing vinegar, and baking soda.
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400What is chemical energy?
Energy stored in chemical bonds between atoms.
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500What is compound?
Pure substance made of two or more elements which has a chemical formula.
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500What is a chemical property?
Gases produced when burning paper.
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500What is a homogeneous mixture?
A solution such as air, brass, or lemonade.
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500What is the law of conservation of matter?
Matter or mass is not created or destroyed.
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500What is endothermic?
A reaction in which energy is absorbed, such as melting ice.
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