Curated OER
What's the Difference Between Concentration and Solubility?
High schoolers discuss the difference between concentration and solubility as well as examine the difference in a hands-on activity. Using water and table salt, they experiment with solubility. They create different concentrations using...
Curated OER
Salty Sea Water
Young scholars conduct an experiment to find out if there is salt in the ocean. In this scientific inquiry lesson, students pour a cup of salt water onto an aluminum plate and observe the changes over a few days. Young scholars complete...
Curated OER
Changing the Freezing Point of Water with Salt
First graders explore freezing points. In this science lesson plan, 1st graders determine the temperature at which water freezes, understand why salt water freezes at a lower temperature than plain water, and understand why the string...
Curated OER
Hydrated Salt
Learners plan, design, and carry out an experiment to determine an empirical formula for a hydrated salt X that tell students when all the water has been removed from hydrate crystals.
Curated OER
Water Contamination Demonstration
Learners discuss water pollution and the Safe Drinking Water Act of 1974 after watching a teacher demonstration in which different contaminants are added to tap water. While some contaminants are not harmful to the body, in excess they...
Curated OER
The Water Cycle
Fifth graders examine the stages of the continuous water cycle that exists on Earth. They observe a water cycle model that is set up in the classroom and write descriptions of what they see. As a class, they discuss models of the water...
Curated OER
Creating an Oasis: Water Development And Funding in Utah
Students explore the importance of water. They examine how human activities shape the earth's surface. They apply geographic concepts to interpret the past and to interpret the present and plan for the future. They write a defense for...
Curated OER
Formula of a Hydrate Lab
In this hydrate worksheet, students find the formula of an unknown salt by determining the mass of water in the heated compound. Students burn off the water and record data to establish the final mass and formula of the hydrate.
Curated OER
Ice Energy
Students observe the chemical reaction that occurs when salt is put on ice, and use the energy that is released to make ice cream.
Curated OER
The Great Ocean Conveyor
Students investigate water density. In this water density lesson, students conduct an experiment with food coloring, water and salt to see how the salt effects bodies of water.
Curated OER
Fighting Corrosion to Save an Ancient Greek Bronze
Study corrosion on bronze statues with a hands-on lesson plan. As pupils place a penny in water with salt, they observe the changes in the penny throughout a period of a week. They then analyze the pre-conservation and the...
Curated OER
Changing With the Tide
Students describe three different aspects or life forms of the salt marsh. They compare and contrast the low and high marsh. Students explain what happens in different areas of the marsh at low and high tide; and explain the roles...
Curated OER
Some Halogen Chemistry
In this halogen chemistry worksheet, students complete a practical to gain experience making observations of inorganic halogens and their salts. Students make observations of changes that take place in each chemical reaction and they...
Curated OER
Pass the Jug
Students discuss water rights. In this science lesson, students simulate an exercise whereby they begin to understand the meaning of water allocation and limited water supplies by actually passing out water from a jug.
Curated OER
Waterdrops
For this science worksheet, students learn about water resources and watersheds by reading and answering questions in this 8 pages newsletter. Students learn about salt vs. fresh water, discover the protective role of estuaries, learn...
Curated OER
TE Lesson: What to Wear? What to Drink? Weather Patterns and Climatic Regions
Students examine how climate affects lifestyle, clothing choices, food, and water sources. They explore climatic regions such as tropical, desert, coastal, and alpine situations. They look at the longitude and latitude, land features and...
Curated OER
Freddy the Fish
Students complete an experiment. In this water pollution lesson plan, students brainstorm information about river habitats and water pollution. Students then read the story Freddy the Fish and complete an experiment where they use a...
Curated OER
Rain and Rainbows
Students explore the weather system by analyzing water properties. In this precipitation lesson, students review weather related vocabulary terms and discuss how rainbows are created by light hitting droplets at the right time. Students...
Curated OER
Dissolving Salt
Fifth graders, in groups, complete an experiment/activity in which they dissolve salt in a cup of hot water and then observe what happens as the water evaporates over the next few weeks.
Curated OER
How Does Water Cause Weathering?
Fourth graders explore the weathering process of water on rocks. They observe how water and friction from other rocks cause them to weather. Students discuss examine and discuss various rocks found on the playground, beach, etc. They...
Curated OER
Salt & Sand
In this science worksheet, students find the terms that are related to the concept of the ocean salt and sand. The answers are found by clicking the link at the bottom of the page.
NOAA
Ocean Layers I
How is it possible for ocean water to have layers? The sixth installment of a 23-part NOAA Enrichment in Marine sciences and Oceanography (NEMO) program investigates factors that cause different water densities to occur. Experiments...
Polar Trec
Nature's Density Column
Nature provides density columns in the polar regions that provides food for many animals. Young scientists build their own density columns with water in order to answer analysis questions. Through a slideshow presentation, scholars...
Curated OER
Locating the Salt Front - Section 1
For 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,...