JHS2 Career Technology · Term 1 Week 6: Resistant Materials

Lesson notes

Learning Objectives

Indicator: B8.2.2.1.2 - Describe the properties of building materials

By the end of the lesson, learners can:

Describe at least three properties each of cement, sand, and stones as building materials.
Explain why cement is chosen to bind aggregates such as sand and stone in mortar and concrete.
Justify the choice of a specific building material for a given construction purpose based on its properties.
Prepare a chart showing the properties of cement, sand, and stones for appraisal.
Present their chart to the class, explaining ideas in a clear order with relevant details.

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Curriculum details

Strand: Materials for Production (Strand 2)
Sub-strand: Resistant Materials (2.2)
Content standard: B8.2.2.1 - Demonstrate understanding of properties of resistant materials
Indicator: B8.2.2.1.2 - Describe the properties of building materials
Suggested placement: Term 1, Week 6 (Week 6 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. 48
Transcribed from the official NaCCA publication. Check this page against the source.

Exemplars (from the NaCCA curriculum)

1. Describe the properties of cement, sand, stones.
E.g., cement-binds
- Sand-fine
- Stone-hard, coarse
2. Discuss reasons for choosing a type of material for a building project.
E.g., Cement binds aggregates (sand and stone) in making mortar and concrete
3. Prepare a chart on properties of building materials
4. Present chart for appraisal