Curated OER
Deep Sea Fishing for Facts
Third graders read each question and click on the Web link located next to it. They find the answer to the question and type in their answer below the questions. When finished, they print off their page and turn it in.
Curated OER
Jeannette
Learners develop hypothesis about what might happen when salt water is frozen. In groups, they freeze ice samples with different salt concentrations. They use the internet to research the situation of the Jeannette to discover their...
NOAA
Noaa: Ocean Explorer: Hot, Cold, Fresh and Salty
Learners simulate ocean water characteristics in order to recognize that the effects of salinity and temperature are the drivers of thermohaline circulation.
US Geological Survey
Usgs: Water Science for Schools Why Is the Ocean Salty?
This U.S. Geological Survey website offers one explanation of why the ocean is salty. Click Home to access the site in Spanish.
Science Buddies
Science Buddies: How Salty Is the Sea?
Have you ever been swimming at the beach and gotten some water in your mouth by mistake? Then you know that the ocean is very salty. Bodies of freshwater also contain some salt, but much less compared to oceans. In this experiment you...
American Museum of Natural History
American Museum of Natural History: O Logy: Stuff to Do: Density of Salty Water
An experiment to test what happens when ocean water hits a freshwater estuary. Each step is demonstrated with photographs and the difference between salinity and density is explained.
Science4Fun
Science4 Fun: Oceans
Learn about the five oceans of the Earth, life in the oceans, and why oceans are salty.