Everyday examples of changing state: solids and liquids (non-statutory)
I can give everyday examples of solids and liquids changing state.
Everyday examples of changing state: solids and liquids (non-statutory)
I can give everyday examples of solids and liquids changing state.
Lesson details
Key learning points
- There are lots of examples of solids and liquids changing state in real life.
- Everyday examples of materials changing between solid state and liquid state include butter, chocolate and candle wax.
- Many people use their understanding of solids and liquids changing state in their work.
- Everyday examples of materials changing from liquid state to solid state include liquid lava changing to solid rock.
Common misconception
Pupils may not have experience of a solid material changing to its liquid state then back to its solid state again.
Pupils will explore melting solid wax then watching it change back from a liquid to a solid again as it cools. The lesson provides many examples of where changing state is useful to humans in industry and every day life.
Keywords
Solid - A solid has a fixed shape and volume but some solids can change shape when a force is applied.
Changing state - Changing state is when a material changes state from one state to another.
Temperature - Temperature is a measure of how hot or cold something is.
Melting - Melting is when a material or substance changes from its solid state to its liquid state.
Liquid - A liquid can flow, has a fixed volume and takes the shape of the bottom of its container.
Equipment
Wax candles, grater, heatproof jug, small plastic bags which can be sealed, warm water, timer.
Content guidance
- Risk assessment required - equipment
Supervision
Adult supervision required
Licence
This content is © Oak National Academy Limited (2024), licensed on Open Government Licence version 3.0 except where otherwise stated. See Oak's terms & conditions (Collection 2).
Video
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Starter quiz
6 Questions
heating
cooling