1 What Are Living and Non-living Things? Look at the things below. Cross out all the non-living things. 2012 Alston Publishing House Pte Ltd Science SMART Teacher s Guide Grade 1 289
2 Where Do Materials Come From? Fill in the words in the flowchart below. The first word has been filled in for you. Wool Cotton Metal Rubber Stone Clay Silk Wood Leather Natural materials come from Animals Plants The ground Wool 290 Additional Teacher s Resources 2012 Alston Publishing House Pte Ltd
3 How Do We Describe Materials? What senses are used to make these observations? Put an S for sight or T for touch in each circle. Woollen socks are soft. Spectacles are transparent. Ropes are rough. A ring is shiny. 2012 Alston Publishing House Pte Ltd Science SMART Teacher s Guide Grade 1 291
4 How Can We Group Objects by Their Properties? Fill in the blanks below. Use the helping words. Each word can only be used once. soft waterproof transparent flexible These objects are. These objects are. These objects are. These objects are. 292 Additional Teacher s Resources 2012 Alston Publishing House Pte Ltd
5 What Are the Properties of Some Common Materials? Circle the correct answers. 1. A rubber tyre is waterproof / not waterproof. 2. A wooden table is weak / strong. 3. A clay bowl breaks easily / does not break easily. 4. An iron nail is hard / soft. 5. A plastic straw is flexible / rigid. 6. A mirror is smooth / rough. 7. A glass marble is transparent / opaque. 2012 Alston Publishing House Pte Ltd Science SMART Teacher s Guide Grade 1 293
Fun and Games Unscramble the Words! Unscramble the words to find out what material is used to make each object! O D O W A L S G S E M A L T U B R E B R S P I L T C A 294 Additional Teacher s Resources 2012 Alston Publishing House Pte Ltd
Materials Around Us 1 2 What Are Living and Non-living Things? Where Do Materials Come From? Look at the things below. Cross out all the non-living things. Fill in the words in the flowchart below. The first word has been filled in for you. Wool Cotton Metal Rubber Stone Clay Silk Wood Leather Natural materials come from Animals Plants The ground Wool Silk Leather Cotton Rubber Wood Metal Stone Clay Answers to Additional Teacher s Resources Answers to Additional Teacher s Resources Materials Around Us 2012 Alston Publishing House Pte Ltd Science SMART Teacher s Guide Grade 1 295
Chapter 6 Answers to Additional Teacher s Resources Answers to Additional Teacher s Resources Materials Around Us Materials Around Us 3 4 How Do We Describe Materials? What senses are used to make these observations? Put an S for sight or T for touch in each circle. How Can We Group Objects by Their Properties? Fill in the blanks below. Use the helping words. Each word can only be used once. Woollen socks are soft. T soft waterproof transparent flexible These objects are waterproof. Spectacles are transparent. S These objects are transparent. Ropes are rough. T These objects are soft. A ring is shiny. S These objects are flexible. 296 Additional Teacher s Resources 2012 Alston Publishing House Pte Ltd
Materials Around Us Fun and Games 5 Unscramble the Words! What Are the Properties of Some Common Materials? Circle the correct answers. Unscramble the words to find out what material is used to make each object! O D O W W O O D 1. A rubber tyre is waterproof / not waterproof. 2. A wooden table is weak / strong. A L S G S G L A S S 3. A clay bowl breaks easily / does not break easily. 4. An iron nail is hard / soft. E M A L T M E T A L 5. A plastic straw is flexible / rigid. U B R E B R R U B B E R 6. A mirror is smooth / rough. 7. A glass marble is transparent / opaque. S P I L T C A P L A S T I C Answers to Additional Teacher s Resources Answers to Additional Teacher s Resources Materials Around Us 2012 Alston Publishing House Pte Ltd Science SMART Teacher s Guide Grade 1 297
Glossary Chapter 6: Materials Around Us Flexible Man-made material Natural material Non-living thing Opaque Property Stiff Transparent Waterproof Can be bent easily Material that does not occur naturally Material that comes from nature Thing that is not alive Does not allow light to pass through Thing that describes a material Cannot be bent easily Allows light to pass through Does not allow water to pass through Chapter 6 298 Glossary 2012 Alston Publishing House Pte Ltd