Curated OER
Weather Lesson 1
Students describe and compare the layers of the atmosphere. They explain how to measure the temperature of the atmosphere. They also explain what causes the atmosphere to heat up in some places more than in others.
Curated OER
Energy and Stoichiometry
In this stoichiometry worksheet, learners calculate the amount of heat energy released in combustion equations. This worksheet has 4 problems to solve.
Curated OER
Atoms, Molecules, and Their Names
In this atoms and molecules worksheet, students use the periodic table to name the different groups and compare the different periods. Students write the names and formulas of ionic and covalent compounds. This worksheet has 5 graphic...
Curated OER
Vapor Pressure
This extensive collection of slides begins with diagrams of molecules undergoing evaporation, progresses through methods of measuring pressure, demonstrates how to perform pressure calculations, and then explores the temperature-pressure...
Curated OER
Gas, Atoms, and Molecules
In this molecules activity, students will review the characteristics of gases and how temperature and pressure can change these characteristics. This activity has 10 fill in the blank, 6 true or false, and 5 short answer questions.
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
Chemistry of Carbon - Building Blocks of Life
A great review of the structure and function of carbon-based molecules important to life, especially with relevance to humans. The chemistry behind the combination of polymers and the breakdown of bonds is covered. Valuable content in...
Curated OER
Heat Transfer & Phase Changes
In this heat transfer and phase change worksheet, learners experiment with ice, salt, and milk to show the relationship between the temperature of a solution and its phase. Students turn milk from a liquid to a solid and graph the...
Center for Learning in Action
Water – Changing States (Part 2)
Here is part two of a two-part lesson in which scholars investigate the changing states of water—liquid, solid, and gas—and how energy from heat changes its molecules. With grand conversation, two demonstrations, and one hands-on...
Center for Learning in Action
Water—Changing States (Part 1)
Here is part one of a two-part lesson in which scholars investigate the changing states of water—liquid, solid, and gas. With grand conversation and up to three demonstrations, learners make predictions about what they think will happen...
Curated OER
Water - the (Nearly) Universal Solvent
In this water worksheet, high schoolers explore the reasons why water is considered a universal solvent. Students compare different ways to change the dissolving rate of a solute. This worksheet has 11 fill in the blank and 8 matching...
Curated OER
States of Matter
For this states of matter worksheet, students are given 15 statements and they fill in the blank with terms related to solids, liquids and gases and the transition from one state to another. Students use the clues to complete a crossword...
Curated OER
Thermochemistry
In this thermochemistry worksheet, students indicate whether the given processes are endothermic or exothermic reactions. Students complete the phase change diagram as well as define a given set of vocabulary words. Students calculate...
Curated OER
Hot Air Balloons
Middle schoolers examine how a hot air balloon works. In this hot air balloon lesson, students do an experiment to test the effects of heat on density. Middle schoolers make their own hot air balloon and act out how nitrogen moves when...
Curated OER
Physical and Chemical Changes-Notes
For this physical and chemical change worksheet, students watch a movie called the "Brain POP" about property changes and fill in the blanks to complete 8 sentences which are examples of chemical and physical changes.
Curated OER
Balancing Equations
In this chemical equations worksheet, students determine the products and reactants for given equations and then balance the equations. This worksheet has 4 problems to solve.
American Chemical Society
Matter on the Move
Start this mini unit on matter out by demonstrating how food coloring behaves when placed in cold and in hot water. Then have the class experiment with warm water and soap film. Pupils will learn that an increase in thermal energy also...
American Chemical Society
Air, It's Really There
Love is in the air? Wrong — nitrogen, oxygen, and carbon dioxide are in the air. The final lesson in the series of five covers the impact of temperature on gases. Scholars view a demonstration of gas as a type of matter before performing...
Curated OER
WS 8.1 Solutions
In this solutions worksheet, students identify solutes and solvents from a list of solutions and they draw water molecules bonding to each other. They fill in the blanks with terms related to bonding in solutions, density of solutions...
Science Geek
Earth's Atmosphere
Ozone gas absorbs the harmful UV-B rays and helps protect humans. An informative presentation begins with the layers of the earth's atmosphere, the pressure and temperature in each of the layers, the ozone layer, the ozone cycle, and the...
Santa Monica College
Lewis Structures and Molecular Shapes
Learners practice drawing Lewis dot structures, build molecules with model kits, and predict molecular shapes using VSEPR theory. The combination of written work and hands-on reinforcement benefits young scientists.
Steinhardt Apps
Kinetic Molecular Theory
Building off young chemists' knowledge of the states of matter, kinetic molecular theory is the focus of the unit. Eight days of lessons including multiple demonstrations, one lab experiment, directed instruction, and worksheets,...
Curated OER
Chemistry of Carbon: Building Blocks of Life
After giving basic details about the properties of Carbon, some of the common functional groups and molecules are featured. There are some details about specific functions and impact on the human body. The diagrams are helpful and could...
Curated OER
WS 8.2 Formation of Solutions
In this solutions worksheet, students answer questions about the solubility of various substances in solvents such as oil in water and nitrogen gas in helium. They draw water molecules to show bonding between them and they diagram a...