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Measurement . Soaking Sponges. Essential Question. How much water can a dry sponge soak up?. Something to Wonder About. Sponges are used to soak up spills, and I’m wondering just how much they can soak up compared to how much the sponge itself weighs.

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Presentation Transcript
measurement

Measurement

Soaking Sponges

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essential question
Essential Question
  • How much water can a dry sponge soak up?

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something to wonder about
Something to Wonder About
  • Sponges are used to soak up spills, and I’m wondering just how much they can soak up compared to how much the sponge itself weighs.
  • In other words, I would like to compare the mass of the sponge to the mass of the water it can pick up.

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slide4
Task
  • How could you find out how much water this dry sponge can soak up?
  • Talk in your groups and plan how to use the balance to answer the question.
  • Recorders are to record the plan on a piece of paper. Getters give each person a piece of white scrap paper.

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slide5
Task
  • When I see your plan I will have the getters get the materials.

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drawing conclusions
Drawing Conclusions
                  • Mass of Mass of
  • Group Sponge Water
  • 1
  • 2
  • 3
  • 4

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essential question1
Essential Question
  • How much water can a dry sponge soak up?
  • A dry sponge can soak up eight to ten times its mass in water.

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