front 1 Particles | back 1 a tiny amount or small piece; speck; trace |
front 2 Matter | back 2 all substances that contain atoms and take up space |
front 3 Color | back 3 a quality of light as our eyes see it |
front 4 Texture | back 4 the feel or look of a surface |
front 5 Reflectivity/Luster | back 5 created by or resulting from reflection |
front 6 Flammability | back 6 able to catch on fire easily |
front 7 Magnetism | back 7 the power of a magnet to attract |
front 8 Solubility | back 8 ability to be dissolved |
front 9 Chemical Reaction | back 9 a process that involves rearrangement of the molecules of a substance |
front 10 Density | back 10 the state or condition of having parts very close together with little space between |
front 11 Law of Conservation of Matter | back 11 the principle that matter cannot be created or destroyed |
front 12 Weight | back 12 the quality of being heavy |
front 13 Mass | back 13 the amount of matter an object has |
front 14 Substance | back 14 that of which something is made |
front 15 Physical Change | back 15 any change that occurs without altering the chemical composition of a substance |
front 16 Solid | back 16 having a firm shape or form that can be measured in length, width, and height |
front 17 Liquid | back 17 in a form that flows easily and is neither a solid nor a gas |
front 18 Gas | back 18 in a form that flows freely and is neither a solid nor a liquid |