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| composed of 2 or more elements.they are molecules |
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A combination of things
put together.[image] |
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| A mixture thats different throughout the sample. |
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| It's the same in every portion of the mixture. |
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| The substance to be dissolved. |
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| The one doing the dissolving. |
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| Groups of molecules that are mixed up completely and evenly. |
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| They include texture, shape, size, color, odor, volume, mass, weight, and density. They occur when matter changes it's property but not chemical nature. |
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| changes undergo when it becomes new or different matter. You identify them by: Color change, bubbling, fizzing, light production, smoke, and heat. |
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Transfer of heat by touching objects.
[image] |
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Heat is transferred through electromagnetic waves.
[image] |
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Movement caused by warm air or liquid rising and cool air or liquids sinking.
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| The action of becoming larger or more extensive.[image] |
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| [image]The process of becoming smaller. |
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| [image]Heat energy is a form of energy which transfers among particles in a substance. |
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| [image]The energy possesed by a body by virtue of it's position relative to others. |
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| [image]Energy a body possesses by virtue of being in motion. |
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| [image]Thermal energy is the energy a substance or system has related to it's temperature. |
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| [image]Gamma rays, x rays, ultraviolet radiation, visible light, infrared radiation, microwaves, and radio waves. |
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| [image]Mechanical energy is the sum of potential energy and kinetic energy. |
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| [image]A substance that has no fixed shape and yields easily to external pressure. |
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| Law of conservation of energy |
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Definition
| It states that the total amount of energy in a system remains constant. |
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