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Unformatted text preview: 4. With the plastic pipette place 15-25 drops on the flour. 5. Set the sieve over the Styrofoam bowl. Carefully pour the flour from the lid into the bowl. Shake the sieve gently. 6. Dump the little lumps out onto the table and measure them. Discussion: 1. What are the little lumps you measured? The little lumps are preserved raindrops. 2. What is the average size of a raindrop? Which was the smallest in the class and which was the largest? Remember, the worlds biggest raindrop was smaller than your baby fingernail. 3. What are raindrops so small? Most raindrops are relatively small because big ones usually break apart as they fall. Source: This lab is a modified version of a similar activity from Weather Wiz Kids...
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- Spring '08