Curated OER
The Potential Consequences of Climate Variability and Change
Students analyze the impact of climate variability and change utilizing a broad span of topics over a wide range of grade levels. This three activity unit is easily adapted for the various instructional levels listed.
Curated OER
Count Marsili & the Mediterranean Current
Learners integrate history and science while discovering how salinity affects the density of water. After a lecture/demo, students work in groups to complete a lab activity that demonstrates how salinity affects the density of water.
Curated OER
Tides in the Hudson
Students view an illustration of the Hudson River watershed and identify the bodies of water shown. They discuss what happens when fresh and salt water mix. Students view a teacher demonstration of the stratification of fresh and salt...
Curated OER
Saltwater: Nifty Aqueous Colorful Layers
A classic investigation on the density of liquids is explained for you in this lesson plan. Te begin, you prepare water samples of different salinities and then add different food coloring to keep them separated and easily identified....
Curated OER
Ocean Circulation
In this physical oceanography PowerPoint, viewers learn about ocean circulation, sea surface temperatures, and salinity. Relationships among these aspects are explained, as well as their impact on the atmosphere and climate. Each slide...
Curated OER
Investigating the Effect of Salinity on the Density and Stability of Water
Water with varying amounts of dissolved salt are dyed and then used to compare densities. The objective is to discover the effect of salinity, and therefore density, on ocean water on the stability of the ocean. Many branches of science...
Curated OER
Sea Water Mixing and Sinking
Students investigate the role of temperature and salinity in determining seawater density. They use a Temperature-Salinity Diagram to examine the effects of mixing on density.
Curated OER
Tracking the Salt Front
Using the Hudson River as the focus, learners discuss the difference between salt water and fresh water environments, analyze maps and graphs, and complete addition and subtraction problems. This lesson comes with a wealth of...
Curated OER
Marine Fisheries Management
The many aspects to consider in Marine Fisheries are covered in this very detailed PowerPoint. There are a large number of slides dealing with both the conditions to consider and terms regarding fisheries. It also covers the laws,...
Scholastic
Study Jams! Earth's Oceans
Enjoy beautiful images and ocean facts together with the slide show, then see how much you absorbed by taking the quiz. Some of the topics covered in the presentation include water pressure, sunlight in the ocean, the names and locations...
Curated OER
Urban Ecosystems 2: Why are There Cities? A Historical Perspective
Second in a series of five lessons, this lesson encourages preteens to consider cities as urban ecosystems. First, they keep a food diary for a few days. They visit the Natrional Agricultural Statistics Service website for current data...
Curated OER
Stacking Water
Students experiment with different salinities of water using straws and different colors of water. They collect and interpret data from the experiment.
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Factors Affecting Ocean Currents
Students design and conduct an experiment to determine the effect of salinity and temperature changes in the movement of ocean currents. In this earth science lesson, students record observations and collect data. They share their...
Curated OER
Antarctica: Effects of Salinity on Icebergs
Students investigate the effects of salinity on icebergs. In this hands on lesson, students design and conduct an investigation into how the amount of salt in ice affects its buoyancy.
Curated OER
What's A Water Column Profile?
Students investigate water column data. In this earth science and seawater lesson, students determine how temperature, salinity, and density have an impact on sea water by viewing and analyzing data obtained from a number of websites....
Curated OER
Sea and Ice Salinity
Students conduct an experiment. In this salinity lesson, students learn about sea ice, why it is important and how changing amounts can affect the sea. Students conduct an experiment to find out the effects of salinity on the formation...
Curated OER
Is the Hudson River Too Salty to Drink?
Learners explore reasons for varied salinity in bodies of water. In this geographical inquiry lesson, students use a variety of visual and written information including maps, data tables, and graphs, to form a hypothesis as to why the...
Curated OER
The Relationship Between Salinity and the Density of Water
Students investigate density and salinity of water. In this density and salinity lesson plan, students find the density of objects and liquids and show the relationship between the salinity and density of water. Students add salt to...
Curated OER
Activity 2: Salinity & Tides
Students explore the effects of tides and salinity on an estuary. In this salinity and tides lesson plan, students complete 3 activities which help them understand estuarine systems. They study the tides in the Chesapeake Bay, they study...
Curated OER
Ocean Water
In this ocean water worksheet, students use 6 given terms related to ocean water, early Earth and ocean components to complete the sentences. They also answer 4 questions about seawater, the effects of volcanoes on oceans and ocean life.
Curated OER
Salinity Lab
In this salinity worksheet, students simulate conditions of salt and fresh water mixing and observe the various densities of these solutions based on their salinity.
Curated OER
Is the Hudson River Too Salty to Drink?
In this estuary worksheet, students examine data about the salinity of the Hudson River, create a graph from given data and complete 12 short answer questions about the data and graph.
Curated OER
Locating the Salt Front - Section 1
In this salt front of the Hudson River worksheet, 7th graders first read an excerpt about the lower portion of the Hudson River that is an estuary. Then they use a colored pencil to plot salinity data from the table shown on a graph,...
Curated OER
Water Density and Salinity
Students observe how different water densities control the depth at which different water masses occur. They explain one fact that they comprehend about salt water. Students comprehend that temperature and salinity affect the density...