Curated OER
Dead Zones: Why Are the Waters Dying?
Students investigate the effects of pollution on marine ecosystems. They read and discuss an article, identify the effects of pollution on marine life, conduct research on local nutrient pollution, and conduct local water quality studies.
Curated OER
Classroom Aquaponics: Exploring Nitrogen Cycling in a Closed System
Students investigate nutrient cycling in a simplified desktop ecosystem involving aquarium and hydro-ponically grown plants. They set up an aquarium with 10 gallons of water at least a week before the lab is planned and place...
Curated OER
Energy Resources: Where Are They and How Do We Get Them?
Future energy engineers visit several stations, each one dedicated to a different alternative source of energy. They describe how solar energy is converted into other forms of energy, the patterns of distribution of energy resources in...
Curated OER
Mass-Moles-Particles
In this moles worksheet, students define a mole and convert grams to moles or moles to molecules. Students convert specific mass of compounds to moles. This worksheet has 1 true or false, 6 short answer, 3 fill in the blank, and 15...
Curated OER
WS 4.2 Nomenclature
In this nomenclature worksheet, students write the names of covalent and ionic compounds as well as write the formulas when given the names. They also write the names of acids given the formulas and write the formulas when given the names.
Curated OER
Names and Formulas of Compounds
In this compounds worksheet, students write the name or the formula for the given compounds. This worksheet has 20 problems to solve.
Curated OER
BioFuels: The Chemistry and Economics of Alternative Fuels
Junior chemists manufacture biodiesel in the lab. In this exercise, they check the purity of the biodiesel using thin layer chromatography. They also calculate its density and heat of combustion. They are sure to rise to the...
Curated OER
Case Study of Local Trends in the Carbon Cycle
Students examine the relationship between chlorophyll and carbon dioxide in the atmosphere. In this investigative lesson students study the local effects of climate change.
Science Geek
Ionic Compound Formulas
By contrasting cations and anions, this presentation shows how to predict ionic charges by periodic groups. The slides conclude with a few guided practice problems for writing ionic compound formulas.
Virginia Department of Education
Mystery Anions
Lost an electron? You should keep an ion them. Young chemists learn qualitative analysis in the second lesson of an 11-part chemistry series. After observing reactions of simple salts, the teacher provides pupils with unknown...
Cooking Matters
Happy Whole-idays
Take a look into how whole grains support growth, provide energy to play, and help us to stay strong with a fun-filled resource. The worksheet offers interesting food facts, an exercise in nutrition label reading, a recipe...
American Chemical Society
Entropy and Enthalpy Changes
My room isn't messy — it's a scientific experiment in entropy! Scholars investigate entropy, enthalpy, and spontaneity through a guided procedure and set of questions. The lesson connects the Second Law of Thermodynamics, energy...
University of Southern California
Mastering Microbes
Small but mighty! Learners explore the role of microbes in a healthy ecosystem. An engaging activity asks pupils to design an aquaponics system that demonstrates that healthy microbes are necessary to maintain the ecosystem.
Beyond Benign
Green"er" Precipitation Reaction
All sodium carbonate may not have the same amount of carbonate, but it should have the same percent. Learners write and balance an equation to predict the chemical reaction between sodium carbonate and zinc acetate. Through the lab...
Royal Society of Chemistry
Sodium Halide Reactions with Conc. H2SO4
What do you get when you combine precipitate reactions with puzzles? Maximize the engagement in a single replacement reactions lesson by incorporating fun puzzles. Chemistry scholars observe the reaction between several sodium halides...
Kenan Fellows
Making Connections with Water Quality
What's in your water? And, why is water quality so important? Enhance your class's level of water appreciation through a lesson that demonstrates the necessity of water quality. Environmental enthusiasts explore the EPA's Clean Water...
Learning Games Lab
Fertilizing Chile
Fertilizer can mean the difference between a profit and a loss. Scholars use an online interactive to explore the effects of fertilizing in agriculture. Given information about the nitrogen levels in the soil, they decide the fertilizer...
Learning Games Lab
Nitrogen in Pollutants
Responsible farming is important for maintaining natural resources. Eager scientists complete a WebQuest to explore what happens to nitrogen when it enters the soil. They learn about the chemical makeup of nitrogen-based molecules...
Curated OER
Lead and Mercury Ion Catalase Inhibition
Students participate in a laboratory investigation in which they observe the effect of temperature and pH on enzyme activity. Students also examine exposure to heavy metal ions and the effect that may have on enzyme activity.
Curated OER
# 12 Using Bottled Water as a Problem Solving Exercise in Chemical Identification
Students work in groups of two or three, groups are given four unidentified bottled waters in unmarked containers and the chemical characteristics taken from the label on the bottled waters. They devise and carry out a plan to match the...
Creative Chemistry
Common Ions and Formulae of Ionic Compounds
This is not a worksheet per se but a reference sheet for your chemistry class. It lists cations and anions, their chemical symbols, and their net charges. Also included is a thorough explanation of combining these ions to form ionic...
Curated OER
Whose Home Is This?
After reading a short and informative paragraph on animals and their environments, learners look at pictures of four animals, and write a short description of how each one has adapted to its environment. A suggested activity is that each...
Perkins School for the Blind
Polyatomic Ion Bingo
If your class is learning about polyatomic ions and needs a fun way to study those chemicals, then a bingo game might be right up your alley. This bingo game is intended to boost memorization skills, specifically the names of tricky...
National Nanotechnology Infrastructure Network
Creating and Testing Silver-Nanoparticle Socks
Antibacterial socks are a product of nanotechnology. An inquiry-based lesson asks collaborative groups to create their own antibacterial socks and then test them against other products on the market. The sock with the least amount...