Good Morning grade 4, you may go take your seats now.
INTRODUCTIONPRINCIPLE 1: PRIOR KNOWLEDGE
Let us have a quick 5 minute discussion, using examples of your familiar life routines.
Phases of Substances
How does substance change from one form to another form?
Icy water melts from solid to liquid. And the water can be boiled too and release steam.
Teacher verbally comments and acknowledges learners efforts while scaffolding on their responses.
Competencies: Critical thinking and communication
Melted chocolate can be put in the fridge to make it hard and nice.
ENGAGING WITH NEW CONTENT (15 minutes)
Substances are particular kind of matter with uniform particles. Today we focus on the three different substance phases, namely liquids, solids and gases.
Principle 2: Our working memory is small. Too much information swamps our working memory.
Like spraying perfume...
Solids have closely packed particles and have a fixed position. In liquids particles are loosely packed, filling up the shape of the container. Gaseous particles are very loosely packed and move around in any direction.
Competencies: Critical thinking and Communication
Steam water can be ice cube
Making more examples!
Candle wax can be also wet, or hard
CONSOLIDATION PHASE(10 minutes)
Now complete this individual activity in your books.
Reflection time!!!
1. Define the word substances2. List three different phase substances. 3. Determine the substance change from one form of state to another form of state in the following cases.
Principle 4: Having learned something does not imply that transfer will happen automatically
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