Dissolving & Solutions
Understand that some materials dissolve in liquid to form a solution, and describe how to recover a substance from a solution by evaporation
Teaching approaches
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1 approach
Can your child explain what happens when sugar dissolves in tea, and figure out how to get the salt back from salty water?
Understand that some materials dissolve in liquid to form a solution, and describe how to recover a substance from a solution by evaporation
Learning resources
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3 before · 3 after
Before
This concept
Check understanding
- Explain that dissolving means a solid mixes completely into a liquid to form a solution
- Describe how to recover a dissolved substance by evaporating the liquid
- Distinguish between a mixture (can see separate parts) and a solution (looks clear, fully dissolved)
“Can your child explain what happens when sugar dissolves in tea, and figure out how to get the salt back from salty water?”
Curriculum record
- Type
- Conceptual
- Subject
- Science
- Domain
- Matter & Materials
- Age range
- Ages 9–10
Standards