WebDrops of Water on a Penny Adhesion and Cohesion NGSS 5-PS1-1 and 5-PS1-3 by Teaching Science With Lynda R Williams 5.0 (43) $3.00 PDF This lesson takes the students through a hands-on experiment in which they test different liquids by dropping them on pennies to learn about the properties of water: cohesion and adhesion. WebDrop carefully and slowly to fit as many drops as possible on the penny. Count each drop until the water spills over the side of the penny and record your results. Compare your …

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WebPlace a coin on a table or desk. Holding the eyedropper close to the surface of the coin, carefully squeeze water droplets onto the coin, one at a time. The droplets should pool up on the coin, creating a big droplet of water. Get the students to count the drops. Stop squeezing when the droplet on the coin breaks up and overflows. WebApr 25, 2013 · We fit 27 drops of water on this penny! I had the boys write out all of the steps of the scientific method for this experiment. It was a really good experiment to write … screening tests for drugs

Surface Tension: Liquids Stick Together - Stanford University

WebHow many drops will stay on the face of a penny without spilling water off the sides? Repeat the experiment, say, three times. The number of drops will probably come out about the … WebJun 25, 2015 · Place your penny on a flat, level surface that can get a little wet, such as a kitchen counter. Fill a glass, cup or small bowl with tap water. Procedure Fill the medicine … WebJan 20, 2015 · Carefully squeeze out water drop by drop from the pipette onto the coin. Count how many drops fit on the coin before the dome breaks and the water spills over. Keep track of your results on this free printable table! There is room to do three trials for each coin so you can average the trials together to see which coin holds the most water! screening tests for dementia