Curated OER
Snow Crystal Picture
Students color a snow scene and use salt to make snow crystals. In this art activity students add Epson Salt to water and paint the snow background. After drying the salt with sparkle like real snow.
Texas State Energy Conservation Office
Investigation: Heat it Up!
This demonstration of solar ponds can be used in an earth, environmental, or physical science setting. Lab groups set up a solar pond and model how it is able, due to a salt concentration gradient, to maintain heat for future use.
Exploratorium
Salty Pits
Yuck, does my deodorant kill that? To test whether deodorant is anti-bacterial, class members use petri dishes to grow control bacteria and bacteria from sweat, and then compare them to see if deodorant effects the...
Polar Trec
Sea Ice Impact
The arctic seas contain currents that are both warm (with high salinity) and cold (relatively fresh water) that circulate throughout the year. Through discussion, a lab, and a web quest, participants explore the impacts of melting and...
National Institute of Open Schooling
Colloids
Classes explore colloids through readings and questions in lesson 10 in a series of 36. They learn everything from methods of preparation and properties to how to classify colloids. They finish the lesson by seeing how to apply...
LABScI
Enzymes: The Spit Lab
Enzymes in our bodies each have a job to do. Learn the factors that affect the activity of some enzymes using the third activity of an informative 12-part biology series. A three-part laboratory activity asks teams to investigate how...
Discovery Education
Urinalysis
What do lab tests reveal about a patient's health? Scholars perform a simulated urinalysis on two different patients by testing color, pH, glucose levels, and protein levels. Then, they compare their findings to what they know passes...
Curated OER
Locating the Salt Front - Section 1
In this salt front of the Hudson River activity, 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
Laboratory: Hydrated Salts
In this hydrated salt worksheet, students answer questions after completing a lab experiment using a hydrated salt. The calculate the empirical formula for the hydrate, they name the hydrate and they determine the mass of the water in...
Curated OER
Drama in the Salt Marsh
Students are introduced to the various organisms that live in a salt marsh. They recognize adaptations of organisms that live in the salt marsh. Pupils review concepts of the ecosystem and niche. Students explain the different roles...
Curated OER
The Effects of Osmotic Balance and Imbalance In Living Cells
High schoolers investigate osmotic balance in living cells. In this osmotic balance lesson plan, students use elodea leaves to study the effects of salt solutions on the cell. They compare the changes in an elodea leaf with salt water on...
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...
Curated OER
Water the Universal Solvent
In this water and solvent activity, students answer 20 questions about solutes, solvents, polarity in molecules, and the characteristics of water as a solvent. Students answer 3 questions about the lab they completed using temperature to...
Curated OER
Water: The Neutral Substance
In this water worksheet, students read about hydrogen bonds in water and the differences in electronegativity between the oxygen atom and the two hydrogen atoms in water. Students answer four questions about the structure of water and...
Curated OER
Ocean Water
In this ocean water instructional activity, 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...
Curated OER
Physical and Chemical Changes
Learners investigate chemical and physical changes. In this physical and chemical change lesson plan, students perform 3 experiments in the lab to observe changes in matter. They determine that no new substances are formed in physical...
Curated OER
Physical and Chemical Change of Six White Substances
Students investigate chemical and physical changes in reactions. In this chemical and physical change lesson plan, students mix 6 different white substances with water, vinegar and iodine. They make hypotheses about each substance and...
Curated OER
Energy and Changes of State
Learners complete a variety of labs to help them explain how energy affects the changes in states of matter. They also be required to collect and record data, graph data, and apply interpretations of that data.
Curated OER
Control and Experimental Variables
For this control and experimental variables worksheet, students read about the variables in an experiment and practice identifying each in 2 experiments. Students analyze the data in an experiment, identify the hypothesis and the...
Curated OER
Global Distribution of Water
In this water worksheet, students are given the percent of distribution of water on earth. With the total amount of water equal to 1,000ml students determine the number of ml for each type of water on earth and color a beaker with the...
Curated OER
Water - the (Nearly) Universal Solvent
For this water worksheet, students explore the reasons why water is considered a universal solvent. Students compare different ways to change the dissolving rate of a solute. This worksheet has 11 fill in the blank and 8 matching questions.
Curated OER
Acids and Bases
In this acids and bases worksheet, students answer 18 questions about acids, bases, titrations, pH of solutions and the ions that make solutions acidic or basic.
Discovery Science Center
Kindergarten Observing, Comparing and Contrasting
Although this is a science instructional activity, it can be adapted to help meet Common Core standards in math as well. Starting scientists describe physical properties of objects and explore three forms of water. To address the Common...
Curated OER
Water Pollution Lesson Plan: All Messed Up
Students map and calculate the area of the school parking lot and then the volume of water falling on the school parking lot. They map the route surface runoff will take to the nearest water body and describe the roles that human...