Curated OER
Weathering Rates
Students calculate weathering rates from tombstone weathering data. Atmospheric (and precipitation) chemistry determines the rate of weathering for marble tombstones. They are shown data from a rural and an unrban cemetery, and are...
Curated OER
Fruit Cup DNA Extraction From Kiwi
Students extract DNA from kiwi using household equipment and supplies.
Curated OER
DNA: What Does It Mean?
Tenth graders explore DNA using online tutorial. They perform their own DNA extraction from a clove of garlic and identify the key components of DNA.
Curated OER
Effects of pH on Organic Molecules
Students investigate the effects of an acid and a base on the structure of milk protein. They observe the changes to droplets of milk when adding ammonia and lemon juice and relate the changes to old, curdled milk. An extension using...
Curated OER
Extraction of DNA from White Onion
Pupils investigate techniques involved in extracting and isolating DNA. Students extract and observe onion DNA.
Curated OER
Martian Mummies
Learners participate in "Raiders of the Future", a role play about futuristic scientists sending a spaceship to Mars for research and exploration. They collect geological samples for analysis, discover the ruins of an ancient...
Curated OER
Global Resources: What Will You Do with Your Power?
Students examine the human impact on natural resources. They read and discuss an article, evaluate nations regarding their environmental problem-solving, develop a presidential speech on the environment, and conduct a natural resources...
Curated OER
Preparation of Crystalline Derivatives of Aldehydes and Ketones
Chemistry explorers prepare a crystalline derivative and find its melting point. Once they discover the melting point, they are able to identify whether or not the substance is pure, and whether it is an aldehyde or ketone. This is an...
Virginia Department of Education
Soap, Slime, and Creative Chromatography
Do you think chromatography paper suffers from separation anxiety? Young chemists make soap, slime, silly putty, and experiment with chromatography in this lesson. The material includes clear instructions for each experiment along with...
Curated OER
Weathering and Soil Formation
A set of 27 slides systematically shows how weathering, erosion, and deposition contribute to soil formation. Both chemical and mechanical weathering are described, as are resulting soil layers and properties. There is no longer any need...
Curated OER
Chemical Equations
Wow! This comprehensive collection of slides will walk your chemistry class through the foundation of chemical reactions, teach them to balance equations, differentiate types of reactions, and calculate stoichiometry problems. This will...
Science Geek
Reaction Types
This is one way to get a reaction from your classes! The lesson presents the different reaction types with an explanation, chemical equation model, and examples. The slides include decomposition, single replacement, double replacement,...
Royal Society of Chemistry
Alkalis
Because they are reactive with air and water, scientists store alkalis in oil. Scholars complete a series of four puzzles reviewing information about alkalis. They match the alkali to its formula, the salt formed with H2SO4, and the salt...
Curated OER
Determination of Plasticizer in PVC
Students isolate and determine the amount of plasticizer in polyvinyl chloride. They use Infrared Spectroscopy (IR) or Fourier Transform Infrared Spectroscopy (FTIR) and gravimetric techniques in this experiment.
Normal Community High School
Chemical Equations
Viewers learn how to identify the substances in a chemical reaction, how to balance it, and the different types of chemical reactions by watching a presentation that also includes a review of monomers and polymers. The presentation ends...
NOAA
It All Runs Downhill
Examine how pollution makes its way into an ocean with help from a model watershed. Scholars use household items to recreate a mini-watershed, equipped with pollutants, that when mixed with rain drain into a model's body of water. After...
Curated OER
Look At What Nature Has Done!
Students examine how easy it is to break rock. They investigate weathering and erosion in a number of activities.
Curated OER
Fresh Air and Air Pollution Facts Hunt
In this fresh air and air pollution worksheet, students click on the links in the questions about fresh air and air pollution to find the answers to the questions and then come back and answer the questions. Students answer 15 questions...
Curated OER
Arctic cleanup
Ninth graders examine pollution problems and how it affects the community. In this arctic cleanup lesson plan students study ocean currents and how they affect pollution.
Curated OER
Chemical Word Equations
In this chemical reaction worksheet, students write a balanced equation for each of the word equations given. This worksheet has 12 problems to solve.
Curated OER
Learning Outcomes
In this science worksheet, students explore the learning outcomes for a unit on chemical reactions. Students define 60 vocabulary words and answer a list of questions for each topic.
Curated OER
The Chemical Detective
In this chemical detectives worksheet, high schoolers perform 6 tests on various unknown solutions including a test for chloride ion, sulphate ions, carbonate ions, iron (III) ions, iron (II) ions and copper (II) ions. Students record...
Curated OER
WS 4.7 Writing Chemical Reactions
In this chemical reactions worksheet, students are given fourteen chemical reactions that they must write using chemical formulas for the reactants and products. They balance each equation by placing the proper coefficients in front of...
Curated OER
AP Chemistry-Solution Chemistry Practice Problems
In this solutions activity, students solve fifteen problems including finding molar concentrations, writing net ionic equations, determining molarity of solutions, identifying oxidized and reduced agents and finding mass percent of...