SHS3 Engineering · Semester 2 Week 8: Energy Efficiency and Conservation

Lesson notes

Learning Objectives

Indicator: 3.2.3.LI.3 - Explain the methodology for designing devices for energy conservation.

By the end of the lesson, learners can:

Outline the key stages of the design methodology for energy conservation devices in the correct sequence.
Explain the purpose of each stage in the design process using a flowchart.
Apply the design methodology to a given energy conservation problem and propose a simple device solution.
Justify the importance of needs assessment and evaluation in the design of energy conservation devices.
Present and explain a completed design flowchart to peers, using appropriate technical vocabulary.

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Curriculum details

Strand: Energy Systems (Strand 2)
Sub-strand: Energy Efficiency and Conservation (2.3)
Content standard: 3.2.3.CS.1 - Develop the skills to design and construct devices for Energy Conservation. 3.2.3.LO.1 Demonstrate understanding of devices for energy conservation. 3.2.3.LO.2 Design simple solutions for energy conservation in the use of lighting and consumer appliances.
Indicator: 3.2.3.LI.3 - Explain the methodology for designing devices for energy conservation.
Suggested placement: Semester 2, Week 8 (Week 28 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: NaCCA curriculum document, p. 127

Exemplars (from the NaCCA curriculum)

Initiating Talk for Learning: Use a flowchart to explain the methodology for designing devices for energy conservation. Through questions, learners explain the methodology using the flowchart.

Assessment (3.2.3.AS.3). The document marks these depth-of-knowledge levels for this indicator: Level 2 Skills of conceptual understanding.

Teaching and Learning Resources:
- Projector
- Laptop
- variety of devices for energy conservation
- Videos on the application of various devices for energy conservation
- Assorted electrical and electronic components for devices for energy conservation