Curated OER
What Makes a Habitable Planet?
Students list conditions necessary for humans to survive. They then mix yeast with a nutrient broth consisting of warm water and table sugar in a plastic bottle, capping it with a party balloon and compare the factors within the bottle...
Curated OER
Rate of Solubility
Students investigate factors affecting the rate of solubility. In this rate of solubility lesson plan, students experiment by crushing, heating and cooling solutes and solvents to see how the solubility is affected. For each situation,...
Curated OER
We All Scream for Ice Cream
Young scholars investigate the freezing point depression of water while making ice cream. In this colligative properties lesson plan, students make ice cream using ice, salt and water to freeze milk and sugar. They measure the...
Curated OER
Crystal Growing
Students explore the different phases of a crystal. In this mineral lesson students grow their own sugar crystals using a sugar recipe.
Curated OER
The Chemistry of Water
Students investigate the properties of water. In this chemistry of water lesson plan, students observe a demonstration of the properties of water using sand, sugar, oil, vinegar and salad dressing. Students experiment with water, pepper,...
Curated OER
Life Processes and Living Things-Humans and Other Animals
In this fill in the blank worksheet, students respond to 20 short answer questions by identifying foods that contain large amounts of sugar, carbohydrate, and fruit acids and explaining their effects on the body.
Curated OER
Characteristics of Plants
In this characteristics of plants activity, students conduct an experiment on how a vascular plant moves nutrients to all its parts. They describe the difference between the celery leaf from sugar water and plain water. Students also...
Curated OER
The Exceptional Nature of Cellulose
Students observe the affects of a substance's composition and structure have on its solubility. In this cellulose lesson students compare the amount of energy required to dissolve mono-saccharides with that required to dissolve...
Curated OER
Introduction to Digestion: What Happens to a Hamburger?
Learners explore the human body by analyzing how food is absorbed. In this food digestion lesson, students utilize health vocabulary terms by participating in a guessing game activity. Learners discuss their own eating habits and conduct...
Curated OER
Rate of Solution
Eighth graders determine the amount of agitation necessary to dissolve various sized sugar particles. This task assess students' abilities to collect, organize, and interpret data, create appropriate graphs, predict future events based...
Curated OER
Rate of Solvation
High schoolers test factors that may affect the rate at which sugar dissolve in water. They conduct two studies: One is to test the effect of temperature on the rate of solvation and the other is to test a factor which Students come up...
Curated OER
Experimenting with Physical Changes
Fourth graders explore physical changes. They discuss that physical change is a change in size, shape, or state of matter of a substance. Students explore what change takes place when two substances can dissolve each other. They observe...
Curated OER
Milk Makes Me Sick
Students experiment with lactase to find out how milk sugar is broken down in the body. In this enzyme lesson, students use glucose strips to investigate the breakdown of lactose into glucose and galactose for milk digestion in the human...
Curated OER
Rate of Solution Demonstration
Students explore the factors that can increase the rate of dissolution for a solid. They complete a laboratory exploration in which they compare the dissolution rate of a whole sugar cube to that of a crushed sugar cube in a variety of...
Curated OER
Flower Food
In this flower worksheet, students create home made flower preservatives. Ingredients include water, sugar, lemon juice, vinegar, or liquid bleach.
Science-Class.net
Rock Candy Crystals
Candy is one of my favorite words, and it's an even better word when it relates to science. Yes, candy science can happen when you grow rock candy crystals with your class. The entire process for growing these edible wonders of nature is...
Curated OER
Properties of Ionic and Covalent Compounds
Test six various reagents for their ability to conduct electricity. Cooperating chemists research whether each is ionic or covalent and discover the relationship between bonding and conductivity. This laboratory exercise would be an...
Curated OER
Mixtures of Matter
Students experiment with solids and liquids. In this mixtures of matter instructional activity, students combine matter to form solutions. Students hypothesize, test, and analyze the data to draw conclusions. The instructional activity...
Curated OER
The Four Groups of Biologically Important Compounds
This is not they typical set of teacher instructions. It is an organized chart of the important organic compounds. For each, the involved elements, the name of the building block monomers, the names of polymers, extra information, and a...
American Chemical Society
Matter on the Move
Start this mini unit on matter out by demonstrating how food coloring behaves when placed in cold and in hot water. Then have the class experiment with warm water and soap film. Pupils will learn that an increase in thermal energy also...
Curated OER
Call Me Bond, Hydrogen Bond
As amazing as James Bond is, the surface tension of water does not allow him to walk on it! In this series of little lab activities, physical scientists play with the properties of water due to the hydrogen bonds and resulting polarity....
Science Geek
Properties of Solutions
Study the properties of solutions as they relate to mixtures. The slide show presents the key concepts involved with solutions including solvents, solutes, solubility, and electrolytes. Scholars learn the basics of the properties of...
Curated OER
Molarity
In this molarity instructional activity, students determine the concentration or molarity for each of the solutions. Students manipulate the molarity formula to calculate the moles, mass, or volume of each problem.
Curated OER
Filling Up-Gasoline
In this fuel sources worksheet, students calculate the E85 alternative fuel costs per gallon compared to the cost of gasoline. Students complete a table to show the comparison prices. They create a triple line graph to show the...