Curated OER
Science--"Water, Water Everywhere"--Exploring Liquids
In this water worksheet, students read a 1 page article on water, fill in the blanks of 3 words with their missing letters, fill in a crossword puzzle containing 5 clues about water and answer 1 short answer question. Students draw a...
Curated OER
Learning Lesson: Salt 'n Lighter
Pupils participate in a demonstration showing that as salinity increases density increases as well. They also examine the different densities of air. They discuss the amount of water displaced by large ships.
Curated OER
Water Quality Monitoring
Students comprehend the four parameters of water quality. They perform tests for salinity, dissolved oxygen, pH and clarity or turbidity. Students comprehend why scientists and environmental managers monitor water uality and aquatic...
Curated OER
What is an Estuary?
Students define the terms estuary and watershed. They conduct an experiment to determine the density differences between fresh and saltwater. They examine the salinity distribution of the Peconic Bay Estuary.
Read Works
Read Works: Oceans, Rivers, and Lakes by Linda Ruggieri
[Free Registration/Login Required] This passage focuses on bodies of water including oceans, rivers, and lakes including explaining how the oceans get salty. A comprehension question set and a vocabulary worksheet for the word "vent" are...
Science4Fun
Science4 Fun: Oceans
Learn about the five oceans of the Earth, life in the oceans, and why oceans are salty.
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...
Other
University of Texas at Dallas: Why Is the Sea Salty?
A clear and concise explanation of why some of the earth's waters are salty and others are not.
The Franklin Institute
Missouri Botanical Garden: Ocean Facts
Click on all the links to find out many interesting facts about the ocean. Why is the ocean blue? Why is it salty? Where do most of the animals and plants live? Which ocean is the biggest? The deepest? How much of the Earth is covered by...