Sources and Forms of Energy · B3 Science

Lesson notes

Learning Objectives

Indicator: B3.4.1.2.1 - Know heat as a form of energy and identify some sources of heat

By the end of the lesson, learners can:

Explain that heat is a form of energy that can make things warm or hot.
Identify at least five sources of heat in their everyday environment.
Demonstrate through the palm-rubbing activity that friction produces heat.
Describe what they feel on their palms and cheeks after rubbing their hands together.
Give examples of everyday processes or objects that generate heat.

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Curriculum details

Strand: Forces and Energy (Strand 4)
Sub-strand: Sources and Forms of Energy (4.1)
Content standard: B3.4.1.2 - Show understanding of the concept of heat in terms of its sources, effects, importance, and transfer from one medium to another
Indicator: B3.4.1.2.1 - Know heat as a form of energy and identify some sources of heat
Suggested placement: Term 2, Week 10 (Week 22 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. 57
Transcribed from the official NaCCA publication. Check this page against the source.

Exemplars (from the NaCCA curriculum)

- Learners rub their palms together vigorously for a while and after that touch their cheeks with their palms.
- learners describe how they feel in their palms when they touch their cheeks.
- Ask learners to come out with other processes that can generate heat. e.g. lighting of fire, charging a laptop, charging a mobile phone, a bulb/light that is switched on for a long time.
- Learners talk about heat as a form of energy.
- Assist learners to mention some sources of heat energy. e.g. the sun, a lighted stove, lighted charcoal.