Matching Pairs Properties of matterOnline version Match each property with the correct definition. by Isabel Parejo 1 HARDNESS 2 CONDUCTIVITY 3 VOLUME 4 RESISTANCE 5 MASS 6 ELASTICITY 7 MATTER 8 FLEXIBILITY 9 DENSITY is everything around us that has mass and volume the ability to returns to its original shape, when the force stops. the space that matter occupies the scratch-resistance of a solid the amount of matter in an object the amount of matter in a volume. It also explains why some objects float and others sink. when it is difficult to break it. the ability of substances to conduct or transfer heat you can bend it without breaking