Part 1: Predict and plan

In fizzy water, I think the raisins will ________________________________________________

In lemonade, I think the raisins will __________________________________________________

In still water, I think the raisins will _________________________________________________

In cola, I think the raisins will ______________________________________________________

Part 2: Observe and record

Watch each glass for up to three minutes. Record what you see, not what you think.

Controlled variables are things kept the same, such as the number and size of raisins, the glass size, and the amount of liquid.

Part 3: Explain and reflect

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raisin