Water Drops On A Penny

Charlie HaffeyNorwood Elementary Science

You will need

A pennyA small cup of waterA pipettePaper towels

Practice

Hold the pipette by the bulbSqueeze bulbPut pipette tip into waterUnsqueeze pipette bulbRaise pipette

Practice

SLOWLY squeeze pipette bulb

Count out 5 drops

Make sure drops land in cup

Predict

Maximum # drops on penny

Before water spills off penny?

Caution

Hold pipette high enough

Drop completely forms

Before contact with penny

Results

Was your prediction close?

What happened?

New Prediction.

Water Drops On A Penny

Charlie HaffeyNorwood Elementary Science