Difference between revisions of "JACB - 8 - Science :: Synthetic Fibres and Plastic"
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Revision as of 16:55, 7 June 2023
Go To: JACB-Science-Grade 8
[edit]
Course Content / Subtopic list:
- Fabric-Types of fibres - natural and synthetic fibres
- Polymer
- Various synthetic fibres - rayon , nylon , polyster , acrylic
- Mixed fibres , - polycot , polywool and terrycot
- Characteristics of synthetic fibres
- Identification of fibres
- Plastic , types of plastics - thermoplastic , thermosetting - bakelite and melamine , characteristic of plastics
- Non- stick utensils
- Plastic and environment
- biodegradable and non - biodegradable
- Plastic pollution
- Recycling , reuse and reduction
Expected Learning Outcome:
SWBAT-
- Define fabric
- Differentiate between natural , synthetic fibres and mixed fibres
- Identify various types of synthetic fibres - rayon , nylon, polyester , acrylic
- State the characteristics of synthetic fibres
- Define plastic
- Differentiate between Different types of plastic - thermoplastic and thermosetting plastics
- State the characteristics of plastics
- Explain the importance of non - stick utensils
- Explain the interrelationship of plastic use and environment
- Differentiate between biodegradable and non - biodegradable
- Explain the principle of RRR
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