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Science vocabulary words lessons 1 & 2

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Question
Answer
Affects the size, shape, or color of a substance but not it's composition.   Physical Changes  
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Anything made of atoms and molecules, or anything that has mass.   Matter  
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A substance made entirely from a type of atom.   Element  
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Composed of particles called protons, electrons, and neutrons.   Atom  
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Any quantity that is measurable whose value describes a physical system's state.   Physical Properties  
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A process that leads to the transformation of one set of chemical substances to another.   Chemical Reactions  
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The substances are altered chemically and display different physical and chemical properties after the change.   Chemical Changes  
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Can be used to measure the volume of a solid object. Occurs when an object is immersed in a fluid, pushing it out of the way.   Water Displacement  
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The amount of substance occupying a particular volume.   Volume  
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