Curated OER
Crystals: What Are They and What Holds Them Together
Students are introduced to the characteristics of crystals and what keeps them together. Using the Periodic Table, they examine the various elements and develop a model of an atom. In groups, they place sugar and salt in petri dishes...
Curated OER
Water in the Environment
In this water in the environment worksheet, students match 10 terms related to water to their definitions. They identify 10 sentences as true or false related to groundwater, layering and landfills. They fill in the blanks for 2...
Curated OER
Boy, Is That Buoyant!
Fourth graders see that salt increases the density of water and creates a condition wherein objects are more buoyant than would be expected under normal conditions. They describe the relationship between heat energy, evaporation and...
Curated OER
Activity #8 U Are So Dense!
Middle schoolers watch as the teacher demonstrates: if a single liquid is placed in a U-shaped tube, the level of liquid on both sides are the same. When the mass is greater on one side than the other, liquid is pushed from one side to...
Curated OER
Influence of the World's Ocean Currents on the Carbon C
Students, in groups, observe how the salt content and temperature of water affects the ocean currents. They also read articles and dicuss.
Curated OER
Eggs'ceptional Experiments
Students see evidence of chemical reaction and follow the scientific method to hypothesize, observe, and reach conclusions. They conduct a series of egg based experiments such as forming crystals and complete journal activities as a...
Exploratorium
Penny Battery
Use pennies to light an LED. Class members follow the provided directions to build a multi-celled battery powered by pennies. Using stacks of pennies of varying heights, pupils control the voltage of the battery to light different colors...
Curated OER
Earth Systems
Ninth graders investigate biological systems. They summarize relationships between systems. Students determine how systems relate within the biosphere. They analyze the carbon cycle.
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.
Curated OER
Dietary Rules
Healthy eating habits is the focus of this resource. Learners discuss fat and cholesterol, caloric needs, and the importance of exercise. There is a worksheet and a handout of dietary guidelines to supplement the information provided.
Curated OER
Crystal Painting
Students investigate crystalline solids. In this crystals lesson plan, students observe samples of natural crystals and compare and contrast each. They draw pictures with crayons and then paint over their picture using crystalline solids...
Curated OER
Solubility Curves
In this solubility curve worksheet, students are given a solubility curve for a variety of compounds and they answer 17 questions about the solubility of the compounds shown.
Curated OER
Solutions Review
For this solutions worksheet, students review the properties of solutions, the polarity of molecules, molarity, and solubility curves. This worksheet has 8 short answer questions and 15 problems to solve.
Curated OER
Molecular Movement in Water Part 1- Diffusion
High schoolers obseve and compare molecular movement within water at various temperatures and of varying salinity. They discuss the movement of water on a larger scale which can affect the movement and concentrations of microbial...
Curated OER
Solubility Homework Problem Set
In this chemistry worksheet, students write the balanced equation for the reaction and rearrange the potassium expression to solve for x. Then they determine how many grams of silver chromatic can dissolve in a specified amount of sodium...
Curated OER
The Life and Times of Guy Fawkes
In this Guy Fawkes worksheet, students cut apart 8 sentence strips; each tells an event in the life of Guy Fawkes. Students put them in the right order, paste them on a paper, and illustrate each event.
Curated OER
Kinetics and Equilibrium
In this kinetics and equilibrium worksheet, students use the diagram to answer the questions as it relates to endothermic or exothermic reactions. Students indicate the result in the reaction rate as speeding up or slowing down.
Curated OER
Liquids of Different Densities
Students compare the densities of different liquids. In this liquids lesson plan, students compare color, viscosity, weight, volume, and graph their findings.
Curated OER
Eating for Your Future
Students brainstorm ways to live healthy. In this health science lesson, students recipes that are healthy and appealing. They compile all recipes and develop a class cookbook.
Curated OER
Water Density Boundaries
Young scholars create observable layers in water that represent a separation based upon density differences. They model density boundaries using differences in temperature and salinity. They, in groups, perform a meaningful experiment...
Curated OER
Food Pyramid and Dietary Guidelines
Third graders complete activities and worksheets to explore the Food Guide Pyramid and Dietary Guidelines .
Curated OER
Teacher's Guide For: Water Temperature and Salinity Experiment
Learners experiment with water density, temperature and salinity. For this water lesson, students observe how the coldest water sinks to the bottom of a test tube, and how saltwater sinks in comparison to freshwater.