Resistant Materials · JHS3 Career Technology

Lesson notes

Learning Objectives

Indicator: B9.2.2.1.1 - Discuss the factors that influence the selection of resistant materials

By the end of the lesson, learners can:

State at least five factors that influence the selection of resistant materials for a given product.
Explain how the purpose and function of a product determines the choice of resistant material.
Assess the availability of a material and the skills of the designer as factors in material selection.
Select an appropriate resistant material for a simple product and justify the choice using at least three factors.
Communicate their material selection decisions clearly, giving reasons in a logical order.

Sign in with your phone number to read the full note and download the GES plan - free.

Sign in with phone number

Curriculum details

Strand: Materials for Production (Strand 2)
Sub-strand: Resistant Materials (2.2)
Content standard: B9.2.2.1 - Demonstrate skills in selecting resistant materials for making products/artefacts
Indicator: B9.2.2.1.1 - Discuss the factors that influence the selection of resistant materials
Suggested placement: Term 1, Week 7 (Week 7 of the year)
Our suggestion, laid out in curriculum order across three terms of twelve weeks. NaCCA does not fix the week, so follow your school's scheme of learning.
Curriculum reference: Career Technology, Common Core Programme (JHS1-JHS3), 2023, p. 86
Transcribed from the official NaCCA publication. Check this page against the source.

Exemplars (from the NaCCA curriculum)

1. Review the knowledge on properties of resistant materials and safe practices of working with tools/equipment.
Note: Refer to B7 and B8 on resistant materials.
2. Discuss the factors that influence the selection of resistant materials.
E.g.
- Purpose/function of product
- Availability of material
- Skills of designer
3. Demonstrate the processes involved in working with resistant materials
E.g., Measuring and marking out, cutting/shaping.