Conservation of Mass
Measure and provide evidence that the total weight of matter is conserved regardless of the type of change (heating, cooling, or mixing)
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If your child dissolves sugar in water, can they explain why the total weight of the water and sugar stays the same even though the sugar seems to disappear?
Measure and provide evidence that the total weight of matter is conserved regardless of the type of change (heating, cooling, or mixing)
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Check understanding
- State the principle that matter is neither created nor destroyed during physical or chemical changes
- Describe an investigation weighing materials before and after a change to show mass is conserved
- Explain why dissolved sugar still contributes to the total weight even though it can't be seen
“If your child dissolves sugar in water, can they explain why the total weight of the water and sugar stays the same even though the sugar seems to disappear?”
Curriculum record
- Type
- Conceptual
- Subject
- Science
- Domain
- Matter & Materials
- Age range
- Ages 10–11
Standards