Electricity and Electronics · B2 Science

Lesson notes

Learning Objectives

Indicator: B2.4.2.1.1 - Recognise the importance of safety when using electricity

By the end of the lesson, learners can:

Mention at least five electrical items they use in their homes and describe how each is used.
Identify and describe at least three unsafe practices with electricity from pictures or scenarios shown by the teacher.
State at least four safety rules to follow when using electrical appliances at home and in school.
Explain why electrical wires are covered with plastic or rubber and why plugs are made of plastic rather than metal.
Demonstrate the correct way to plug and unplug an electrical appliance using an insulating material.

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Curriculum details

Strand: Forces and Energy (Strand 4)
Sub-strand: Electricity and Electronics (4.2)
Content standard: B2.4.2.1 - Demonstrate knowledge of generation of electricity, its transmission and transformation into other forms of energy
Indicator: B2.4.2.1.1 - Recognise the importance of safety when using electricity
Suggested placement: Term 2, Week 9 (Week 21 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: Science Curriculum (Basic 1-3), 2019, p. 43
Transcribed from the official NaCCA publication. Check this page against the source.

Exemplars (from the NaCCA curriculum)

- Learners mention electrical items they use in the home
- Learners view pictures of how people use electricity in the home, school and community and talk about it
- Teacher reinforces learners' ideas on the safe use of electricity
- In groups, learners critique pictures of scenarios of someone using electricity in a safe or unsafe way, e.g. plugging uninsulated (naked) wires into sockets, climbing electricity pole, touching water being heated with a water heater
- Teacher reinforces learners' ideas by mentioning the safety ways of using electricity.
- learners to know basic safety tips on electricity such as wearing of insulator (plastic/or any other material) shoes and slippers, making sure hands are dry etc., plugging sockets with the aid of insulating materials (plastic/wood etc.) rather than metals
- Enquire from learners why electrical gadgets are covered with plastics and wooden materials