Material and MatterOnline version Choose the correct answer by Marcos montiel Delgado 1 Opaque elements 2 Transparent 3 General properties of matter 4 Specific properties of matter 5 Plastic materials 6 Hard materials 7 force can... 8 Elastic materials wood metal mirror paper glass some plastics celophane methacrylate volume mass Hardness Brittleness Elasticity Density plasticine soft clay diamant iron increase or dicrease movement change shape change direction start moving elastic band chaw