Curated OER
The Mole
In this moles learning exercise, learners read about mole and learn how to calculate the number of moles in specific mass of compounds. This learning exercise has 14 problems to solve.
Curated OER
Germination Inhibitors
In germination experiment activity, students conduct the following lab activity. Students determine the effects of another tomato on germinating seeds. Students answer the following questions to analyze their experiment.
Curated OER
The Energy Debate - Energy of Peanut
Students articulate the difference between the terms heat and temperature. They calculate the amount of energy associated with a given temperature rise and design an experiment to measure the energy of a fuel.
Curated OER
Reaction Kinetics and Rate Laws
In this reaction kinetics activity, students draw a graph of energy vs. reaction progress and determine the factors which change the speed of a reaction. Students learn about rate laws. This activity has 1 graph, 15 fill in the blanks,...
Curated OER
The Chemistry of Life
After studying the different aspects of atoms and their reactivity, pupils will find this summary PowerPoint useful for review. Some of the slides are informative with labeled diagrams; others give important vocabulary. Teachers may want...
Curated OER
Stream Scanners
Students investigate quality of water in a stream, lake, or pond by examining chemical, physical, and biological characteristics.
Nuffield Foundation
Investigating Factors Affecting the Heart Rate of Daphnia
What variables change heart rate? Young scientists observe the beating heart in Daphnia to understand these variables. They make changes in temperature, chemicals, and other factors as they graph the heart rates. Analysis questions help...
Virginia Department of Education
Elements and Electron Configuration
It's electronic! Pupils uncover elements and their electron configurations as they explore mass, groupings, correct charges, and sliding theory. Young scientists learn creative ways to remember various elements and correctly classify...
Eastern Michigan University
Energy Flow in a Wetland Ecosystem
How is energy transferred within an ecosystem? What would happen to a food web if one of the organisms was removed? Elementary or middle school ecologists examine these questions and more in a comprehensive 5E learning cycle lesson....
Curated OER
Regulation of Cell Division
Cell division and all the biological aspects of activation and chemical signals are detailed here. Cyclin, G phases, cell growth, and cancer checkpoint control systems are explained and the triggers listed. The slides are very clear and...
California Academy of Science
Pollution in Our Watershed
The concept of a how pesticides and other chemicals pass through a watershed can be difficult for younger learners to grasp without a concrete example. In the activity here, some blank paper, markers, and a spray bottle are all you need...
Teach Engineering
Thirsty for Gold
In the last portion of the six-part unit, teams perform an experiment with gold nanoparticles to determine which sport drink has the most electrolytes. The nanoparticles are used as chemical sensors and fluoresce in different wavelengths...
Curated OER
Summary of Organic Reaction Mechanisms Needed for AS Chemistry
Advanced chemistry courses typically cover organic reactions. On this reference sheet, the five types of organic reaction mechanisms are explained and an example is shown. Â For each, there is also a diagram of the chemical reaction that...
Curated OER
Drugs and Safety Precautions
Drugs can both help and harm depending on how they are used. Fifth graders complete a learning exercise that provides background information on prescription drugs. They read the text and then describe why medication manufacturers label...
Curated OER
Water in the Atmosphere
A slide show serves as the backdrop for a lesson on the moisture in Earth's atmosphere. Through it, mini meteorologists learn about the attributes of the atmosphere and actually use data-collecting weather tools to make observations and...
Cherry Creek Schools
Physical Science Final Exam Review Packet
If you need a way to assess the concepts in your physical science class, use an extended set of worksheets as a midterm or final exam. It includes questions about density, physical and chemical matter, speed and velocity, weight and...
Virginia Department of Education
The Colligative Properties of Solutions
How can you relate colligative properties of solutions to everyday situations? Pupils first discuss the concepts of density, boiling and freezing points, then demonstrate how to accurately determine the boiling and freezing point of...
University of Georgia
The Power of Peanuts
Measure the amount of energy in a peanut by igniting a chemical reaction. Classes use a laboratory setup to burn a peanut and measure the amount of heat it releases through a temperature analysis. They calculate the number of Joules of...
Biology Junction
Nucleic Acids
Genetic information transfers through nucleic acids, making these the chemical link that connects people to their parents and grandparents. Viewers determine the importance of both DNA and RNA after observing the presentation. Key...
Curated OER
Determination of a Rate Law
Students determine the rate law for a chemical reaction. They use graphical techniques in the analysis of experimental data.
Curated OER
Chemistry 1 Practice Exam
In this chemistry practice test worksheet, students answer 30 multiple choice questions regarding chemical formulas and chemical names for compounds.
Curated OER
Titration and Molarity
Students investigate the concept of molarity and its relationship to the concentration of a solution. After mixing chemical solutions, they calculate how many moles of acid and base should be in each solution. They record their results...
Curated OER
Chemical Sleuthing
Students engage in a lesson which includes flame tests and the construction of a simple diffraction spectrograph with which to measure sodium ion emissions. They use the Bragg equation to compute the wavelength of the line spectra produced.
Curated OER
Matter and Chemical Bonding
In this chemical bonding activity, students read about the invisible killer, dihydrogen monoxide. Students read about the products it is used in and the problems it causes to the environment. Then students complete 19 short answer...