Filters: Your search found 18 results.
Topics/Subjects:
Ocean and water  
Instructional Strategies:
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This textbook chapter reviews the scientific evidence for global warming, presents proxy climate data, and discusses the increase in scientific knowledge as evidenced in the series of IPCC reports since 1990. The likelihood of a globe with doubled... (View More)

This textbook chapter presents ocean and wetland ecosystems, and describes how floating plastic trash endangers aquatic species. Oceanographer Jacques Cousteau is profiled. The resource includes a student action plan to reduce waste in their... (View More)

Audience: High school
Materials Cost: Free

In this inquiry exploration, student design an experiment to test the absorption of heat by different earth materials. Materials required include plastic water bottles, soil, sand, water, thermometers, lamp with 60 watt bulb, and stopwatch. This... (View More)

This is a hands-on lab activity about the properties and states of water. Learners will complete activities using different liquids to understand the three states of matter, explain how the high heat capacity and abundance of liquid water makes life... (View More)

This is a hands-on lab activity about evaporation. Learners will conduct experiments to observe the process of evaporation. They will then describe the process of evaporation, and the general water cycle, through discussion and pictures. Background... (View More)

Keywords: Water cycle

This is a hands-on lab activity about seawater density. After developing a hypothesis, learners will conduct a simple investigation of density. They will discuss changes in density observed and describe how salt affects the density of water.... (View More)

In this laboratory activity, students investigate chromophoric dissolved organic matter (CDOM) through gradual dilution of black, green and chamomile tea. Through this activity, students discover how CDOM can dominate the absorption of sunlight, how... (View More)

This is a hands-on lab activity about the chemical composition and conductivity of water. Working in groups, learners will: conduct an experiment involving the process of electrolysis, prepare an experiment to better understand the process of ion... (View More)

Keywords: Electrolytes; Salinity
Audience: High school
Materials Cost: $1 - $5 per group of students

In this laboratory activity, students experiment with becomes CO² concentrations in water as a prelude to investigating the marine carbon cycle. The activity includes a worksheet and assessment questions. Tap water, ocean water (real or simulated),... (View More)

In this lab activity, students examine phytoplankton and picophytoplankton under a microscope and learn how to use a stage micrometer to measure microscopic specimens. Resources needed include a microscope, slides, coverslips, a stage micrometer,... (View More)

Keywords: plankton; algae; eukaryote
Audience: High school
Materials Cost: Over $20 per group of students
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