Curated OER
Stoichiometry
In this stoichiometry worksheet, students solve thirty problems using the process of stoichiometry to find moles, molecules, and masses of substances in chemical reactions. Students balance chemical equations, find limiting reagents and...
Curated OER
Chemical Reactions
In this reactions worksheet, learners state the differences between a coefficient and subscript and an exothermic and endothermic reaction. Students review the different types of reactions. This worksheet has 13 short answer questions.
Texas State Energy Conservation Office
Investigation: Oil Recovery
Energy conservers investigate gravel size to discover if it impacts the amount of oil recovered in the extraction process.
Curated OER
Bonding
In this bonding worksheet, high schoolers read about the octet rule in bonding, ion notation, ionic bonds, covalent bonds and oxidation numbers. Students write 2 ion notations, they determine if 8 sets of ions will make compounds, they...
Curated OER
Ionic Compounds
In this compounds worksheet, students review the structure and properties of ionic compounds, their formulas and nomenclature, and molecular mass and percentage composition. This worksheet has 4 short answer questions and 7 problems to...
Curated OER
Alchemy and Chemical Symbols
In this alchemy activity, students read about how alchemists kept their experiment notes in secret code. Students design their own secret code for the given elements. This activity has 2 problems to solve.
Curated OER
Introduction to Bonding
In this chemistry instructional activity, students create new and true statements while replacing false ones in order to properly define parts of the concept of bonding.
University of California
Hot! Hot! Hot!
Calories are not tiny creatures that sew your clothes tighter every night, but what are they? A science instructional activity, presented at multiple levels, has learners experiment with heat, heat transfer, and graph the function over...
Curated OER
Periodic Table
In this periodic table worksheet, students characterize elements according to their group in the periodic table. This worksheet has 26 matching and 13 multiple choice questions.
Curated OER
Carbohydrates
In this carbohydrates worksheet, students review the six groups of nutrients needed for the human body. Students focus on sugars and carbohydrates, the sources of these nutrients and how the body uses these nutrients. This worksheet has...
Curated OER
Integrating Biology: The Elements in Your Body
In this body elements worksheet, students read about the chemical make-up of the human body and answer questions about the elements.
Curated OER
The Speed of Chemistry
In this rates of chemical reactions worksheet, high schoolers read about the various factors that influence the rate of chemical reactions such as surface area, concentration, temperature and catalysts. Students answer eight questions...
Curated OER
Bonding
In this bonding worksheet, students read about the two different types of chemical bonding: ionic and covalent bonds. Students review ion notation and oxidation numbers. This worksheet has 24 fill in the blank, 2 drawings, and 4 short...
Curated OER
Acid Rain
In this acid rain worksheet students complete a series of questions on acidity and how acid rain forms. Students view a slide show and list what they can do to help.
Curated OER
Are All Equilibria Created Equal
In this equilibrium activity, learners read about the factors that effect equilibrium in solutions such as the pressure of the solution, the temperature and the concentration of the solution. They answer three multi-part questions about...
It's About Time
The Electromagnetic Spectrum and Your Community
Do you have blossoming astronomers who seek to understand the electromagnetic spectrum? Assist them with exploring electromagnetic radiation and the electromagnetic spectrum as the class conducts various activities to demonstrate...
Curated OER
Earth Day Crossword Puzzle-- Difficult
In this science worksheet, students participate in an Earth Day activity by completing a crossword puzzle. Students read each clue. The answer which fits in the puzzle is provided in a scrambled word form. Students unscramble the words...
Curated OER
Metabolism Test Review
In this metabolism test review, students define several terms. Students write balanced chemical equations for aerobic cellular respiration. Students complete several multiple choice questions.
Curated OER
Atoms-How Sweet They Are!
In this atoms and sugar molecules worksheet, students are given the structural composition of the sugar molecule maltose. They determine the number of each type of atom in the molecule, they find the ratio of hydrogen to oxygen atoms and...
Curated OER
Chemistry Review
In this chemistry overview worksheet, students review stoichiometry, states of matter, thermochemistry, gas laws, chemical bonding, molarity, chemical equilibria, and kinetics. This worksheet has 41 problems to solve.
Nuffield Foundation
Identifying the Conditions Needed for Photosynthesis
Budding biologists often ask how scientists know what they do about different topics. In the lab described here, they have a chance to find out first-hand about the requirements for photosynthesis. Three sequential investigations are...
Curated OER
Uses of Coal
An interesting series of puzzles and word games are available in this multi-page collection, which focuses on coal. Learners practice math and language arts skills as they solve the puzzles, and learn many facts about coal at the same time.
Curated OER
The Living Environment
In this living environment worksheet, students complete a crossword puzzle given 34 clues about the various species in the environment that produce, consume and decompose. Topics also include photosynthesis, respiration, glucose, organic...
Curated OER
Photosynthesis
In this photosynthesis worksheet, students complete 20 various types of questions related to photosynthesis. First, they match each description in the first column with the correct vocabulary term in the second. Then, students explain...