3/31/2024 0 Comments Salt water densityYou would need to be careful to load your cargo to reflect the different densities between these bodies of water. Imagine you’re a captain of a ship sailing from one sea to another or moving from a large body of freshwater to the ocean. Step 7: Step back and admire your creation! What We’ve Learnedįreshwater is able to “float” on saltwater because saltwater is more dense: i t contains water molecules like freshwater, plus sodium and chlorine ions! Natural Connections Step 6: Continue to add the blue fresh water in this manner until you’ve reached the top of the cup. Note: It is important to do this slowly to keep the freshwater from mixing with the saltwater. Step 5: Slowly and gently, hold the spoon on the surface of the saltwater while touching the inside of the cup. Step 4: Fill the second plastic cup about half full with water and add a few drops of blue food color, then stir. Step 3: Place several drops of red food color into the same cup and stir well. Step 2: Fill one cup between 1/2 to 2/3rds full with water. Step 1: Place one tablespoon of salt in one of the empty cups. You can also visit us at the Museum’s Science at Home page for additional resources.įind a print-out version of this science experiment here! Materials Needed:ĭish towel or paper towels Experiment Instructions: Looking for something to keep your brain active and engaged? We’re here to help with Science at Home! Over the next few weeks, we’ll be providing you with fun science experiments you can conduct using commonly found items. Science At Home! Water Density Experiment
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