Activity
Museum of Science

Museum of Science: Water Density Experiment

For Students 9th - 10th
A simple lab activity to demonstrate that ocean currents are influenced by changes in water density.
Activity
Exploratorium

Exploratorium: Science Snacks: Klutz Proof Density Column

For Students 9th - 10th
An activity to help you create a density column that contains layers of liquids that are separated by different densities.
Activity
Other

Lapeer County Schools Science Resources: Density Lab

For Students 9th - 10th
A simple lab experiment for students to find the density of two solids and a liquid (does not use water displacement). Note that number 1d should not state "weighs" since mass is being found.
Activity
PBS

Pbs, Secrets of the Ocean Realm: Mountain in the Sea

For Teachers 9th - 10th
This experiment allows your students to study the effect of temperature on water motion and also to create their own density driven current.
Activity
Science Buddies

Science Buddies: Up, Up, and Away in Your Own Hot Air Balloon!

For Students 9th - 10th
In this science fair project, students will make hot-air balloons using a toaster and dry-cleaning bags, and see how the size of the balloon affects its flight. The Science Buddies project ideas are set up consistently beginning with an...
Activity
Science Buddies

Science Buddies: Buoyancy of Floating Cylinders

For Students 6th - 8th
This project presents an interesting puzzle. A disk of wood will float face-up, that is, with its circular cross-section parallel to the surface of the water. A long log of wood, however, floats with the circular cross-section...
Activity
University of Chicago

Center for Astrophysical Research in Antarctica: Don't Be Too Flaky

For Students 3rd - 8th
After reading some facts about the properties of water, students conduct experiments to measure the relative densities of water, ice and snow and submit the results to the website.
Activity
Science Fun for Everyone

Science Fun: Water Fireworks

For Students 3rd - 6th
In this science experiment, you will learn about density while making water fireworks!
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Other

Bigelow Laboratory for Ocean Sciences: Salinity and Deep Ocean Currents

For Teachers 3rd - 8th
For this activity, students will investigate how temperature and currents affect the salinity of ocean water, making predictions after studying ocean maps. It is recommended that teachers do the experiment themselves before presenting it...
Activity
Treehut

Suzy's World: How Come Some Liquids Don?t Mix?

For Students 2nd - 7th
This site from Suzy's World explores how and why certain liquids mix better than others. Content includes fun facts and a classroom experiment. This site also includes links to additional information on related subjects.

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