1 00:00:02,540 --> 00:00:04,980 Properties of Materials 2 00:00:04,980 --> 00:00:10,480 In your school, there are many different materials. 3 00:00:11,919 --> 00:00:15,580 Some of these materials are hard, like a chair. 4 00:00:16,620 --> 00:00:20,019 Some are soft, like a cushion. 5 00:00:21,920 --> 00:00:26,059 Hard and soft are properties of the materials. 6 00:00:27,120 --> 00:00:30,120 Let's think about some more properties. 7 00:00:30,120 --> 00:00:47,039 flexible paper is flexible is glass flexible to rigid a pencil is rigid is a sponge rigid too 8 00:00:47,039 --> 00:00:59,740 can you see an absorbent object or a waterproof object the world is full of materials and all 9 00:00:59,740 --> 00:01:03,820 All materials have their particular properties.