Curated OER
Polymers-Greaaaaaat Biiiiiig Molecuuuuuules
Students explore polymer properties. In this instructional activity about polymers, students perform an experiment to understand polymers, their properties, and that they are formed from small molecules. Students role play pretending...
Curated OER
Thin Layer Chromatography (TLC) Separation of Plant Pigments - Chlorophyll, Carotene
Young scholars use TLC separations to identify various substances. In this chlorophyll lesson students separate pigments found in different plants.
Curated OER
Cell Size and Division or How Big Would You Want To Be if You Were a Cell?
Learners investigate why cells divide. In this cell size lesson plan, students observe how far a solution travels into 3 different size model cells of agar. They answer questions about the most effect movement of "nutrients" into the...
Curated OER
Chemistry Worksheet-Phase Changes
For this phase change worksheet, students answer twenty questions about changes in energy to a system. They analyze phase diagrams, the determine the effects of changes in temperature on a system, they answer questions about miscibility,...
Curated OER
Thermal Decomposition of Calcium Carbonate
In this thermal decomposition of calcium carbonate worksheet, high schoolers perform three experiments on calcium carbonate, make observations and write the equations for each reaction. Students explain in detail what happened at each...
Curated OER
Matter Test
Physical science learners define matter, explain the law of conservation of matter, and identify compounds according to their state on this twenty-question test. Most appropriate for the introductory physical science class, this resource...
Curated OER
Ice Cream Blizzards
Fourth graders explore whether the making of homemade ice cream is a physical change or a chemical change in a lab experiment. Students identify states of matter, describe the physical properties of states, and collect temperature data...
Curated OER
Activity #13 Changing The Look of Sugar
Young scholars observe what happens when sugar is dissolved in water and when it is heated. They weigh the products after each of the two experiments on a balance scale. Pupils distinguish between physical and chemical changes. Students...
Curated OER
What Can We Do To Change These Materials
First graders perform experiments to investigate property changes that occur in materials or matter. In the science lab, they use heat to explore changes in rice, sand, gelatin, baking soda and more. Learners observe and record the...
Curated OER
Matter and Change
In this matter and change worksheet, students answer 24 questions on topics such as elements, compounds, mixtures and chemical reactions. Students answer questions about the properties of matter such as their physical state and shape. In...
Curated OER
Describing Chemical Reactions
In this chemical reactions worksheet, students fill in 12 blanks with the appropriate terms related to chemical reactions. They also indicate if 4 statements are true or false and match 7 words with their descriptions. Students complete...
Curated OER
Solution Shapes
Eighth graders examine different solutions. In this solution material lesson students complete a lab activity and several worksheets.Â
Curated OER
Review Sheet for Matter Test
In this matter learning exercise, students answer five questions about the law of conservation of mass. They identify substances as solids, liquids, gases or mixtures and they identify given items as matter or energy.
Curated OER
Chemical Bonding and Shapes of Molecules
In this chemical bonding worksheet, students review the different types of bonds and calculate the number of valence electrons in molecules. This worksheet has 11 matching and 15 multiple choice questions.
Curated OER
Chlorophyll
Students use thin layer chromatography, TLC, to separate various pigments found in plants.
Curated OER
Blood and the Circulatory System
In this circulatory system worksheet, students review the organs that are involved with this body system, including their structure and function. Students explore the problems that can occur with the circulatory system. This worksheet...
Curated OER
Solubility of Ionic Substances
In this solubility worksheet, students identify substances as either ionic or molecular, define saturated solution and solubility, and calculate concentration of solutions. This worksheet has 7 short answer, 5 fill in the blank, and 27...
Curated OER
Classification of Changes
In this classification of changes worksheet, students identify each example as either chemical or physical changes. Students also classify other examples as either element, compound, solution, colloid, or suspensions. In the other...
Curated OER
Introduction to Digestion: What Happens to a Hamburger?
Students explore the human body by analyzing how food is absorbed. In this food digestion activity, students utilize health vocabulary terms by participating in a guessing game activity. Students discuss their own eating habits and...
Curated OER
Chemistry Practice
In this chemistry practice worksheet, students select the correct response to the given questions. Students apply knowledge about the states of matter, finding vapor pressure and atmospheric pressure.
Curated OER
Water Chemistry
Students engage in a lesson that is concerned with the concept of water chemistry. They conduct research using a variety of resources. Students also consider an experiment to observe how water has the abiility to exist as three different...
Curated OER
Testing for Conductivity
Students test the conductivity of selected liquids and solids. They test the circuit by touching the two free ends of the wires together and add salt little by little recording the data after each addition. Finally, students predict...
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.
Curated OER
Chemistry Wk 2
In this chemistry worksheet, students calculate the freezing point of a given solution. Students calculate the final temperature and state of the water in a given problem. Students solve several problems provided.