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| smallest particle of anything...smallest amount of an element that has all the qualities of the element. |
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| is anything that has mass or take up space |
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| a measurement of how much of somethingof how much of somthing there is |
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| is a way of learning more about the natural world |
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| Is an attempt to explain a pattern seen pepontedy natural world |
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| is a rule that describes a pattern in a nature |
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| way of learning more about the natural world that provides possible explanations to questions and involves using a collection of skills |
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| amount of matter in an object |
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| the amount of space an object occupies |
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| a measurement of force that depends on gravity measured newtons |
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| international system of units related by multiples of ten designed to provide a worldwide standard of physical measurement |
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| compares a measurement to the true value |
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| describe how closely measurement are to each other and how carefully measurement where made |
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| way to describe objects and events whith numbers |
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| information gathered during an experiment |
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| reasonable guess that can be tested and is based on what is known and what is observed |
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| to draw a conclusion based on observation |
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| variable that is not changed in an experiment |
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| involves changing one factor and observing its effect on one thing while keeping all other while keeping all other things constant |
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| factor that can be changed an experiment |
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| variable that changes as a resultof a independent variable |
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| variable that is changed in an experiment |
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how close atoms + moleeules or other objects are to each other
(think of carrying the refrigerator) |
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| all the elements in a group have the same number of electons in their outer shell. (the up and down column of elements) |
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| atoms joined together. (usually it means atoms of different elements) |
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| solid, liquid, gas, plasma. They are caused by amount of movement and attraction in atoms or molecules of something. |
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| atoms of the same element with different numbers of neutrons. |
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two things come together and are mixed, but do not make a new substance.
some are homogenous like chocolate milk and some are heterogeneous like pizza or salad. |
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| a substance whose smallest part is made up of atoms of more than one element bonded together. Salt, water and sugar are three examples. |
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| how quickly a liquid can be poured, it is caused by attraction between particles. |
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| uneven forces that make some light objects like hair or a spider stay on top of water. |
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| exert forec over a distance |
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| to measure work or energy |
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| heat,chemical,electromagnetic,nuclear,mechanical |
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| The internal motion of atoms is called heat energy because moving particals prouduce Heat |
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