Curated OER
Determining the Molar Mass of a Gas
Students determine the molar mass of a gas. In this molar mass of a gas lesson plan, students use the vapor density of an organic solvent to determine its molar mass. They vaporize the solvent and collect the vapor. Once it is cooled...
Curated OER
Organic Molecules Detected on Distant Planet!
Here is a planet worksheet in which learners read about organic molecules detected through spectral lines of the planet Osiris. They calculate the mass, the volume and the densities of common ingredients for planets including Osiris and...
Curated OER
Density and Mass
Students experiment to find which liquids are more dense. In this density and mass lesson plan, students predict and then test objects to observe and measure their density. students observe which items sink and float. Students complete...
Curated OER
Properties of Matter
This PowerPoint is a gem! Seventy-eight slides present an entire introduction to matter in bullet-point fashion. Viewers learn about everything from mass and inertia to phase changes and gas laws! The only glitch is that the links to...
Curated OER
Changes in Ecosystems
In this changes in ecosystems worksheet, students complete 21 various types of questions related to ecosystem. First, they determine whether each statement is true or false based on vocabulary. Then, students determine whether natural...
Curated OER
Activity #17 Liquid Density and Temperature
Students comprehend that hot water rises up through cold water but cold water does not rixe in hot water. They comprehend that water at temperatures above 4oC decreases in density with increases in temperature. Students answer lab...
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 Chicago
Don't Be Too Flaky
Snow, ice, and water are all composed of H2O. Does that mean they all have the same volume? Discover the ways that the densities of these substances determine their volumes, and how they change based on their current states of matter....
Virginia Department of Education
Heat and Thermal Energy Transfer
How does radiation affect our daily lives? Answer that question and others with a lesson that discusses radiation and its use in thermal energy transfer through electromagnetic waves. Pupils investigate vaporization and evaporation while...
Science Geek
Bulk Properties of Water
Learn the ins and outs of the properties of water through an engaging slide show. The lesson presents different facts about water including phase change, heat of fusion, heat of vaporization, and specific heat among others.Â
Curated OER
2000 U.S. National Chemistry Olympiad Local Section Exam
This 60-question comprehensive exam was designed to determine who would go on to compete in the 2000 US National Chemistry Olympiad. Hopefuls answer multiple choice questions regarding all chemistry topics taught in the first year...
Exploratorium
The Dipping Bird
If you have or want to order the dipping bird demonstration, it is useful for showing how evaporation and changes in the pressure of a closed system cause cyclical motion. After teaching about pressure, consider setting this little guy...
Curated OER
Atomic Theory
An extremely thorough presentation walks new chemists through the basics of matter. There really isn't a unifying theme, however So many topics are covered: forces, elements, atomic structure, chemical properties, compounds, quarks,...
Curated OER
Solutions Homework Problem Set
In this chemistry worksheet, students determine the vapor pressure of a solution when dissolved in water at a set temperature. Then they determine the vapor pressure of this solution at a higher temperature. Students also explain the...
Curated OER
Unit 1 Matter and Energy
Topping this activity is a comprehensive collection of notes about phase changes. The phase change graph is displayed, along with formulas for the gas laws, and information relating energy to change of phase. After reviewing these notes,...
Curated OER
Gases Worksheet
In this gases worksheet, students solve twenty problems using the gas laws and their understanding of the relationship between energy and temperature and energy and velocity.
Scholastic
Study Jams! Air Pressure & Wind
Blow your class away with a gust of humor as they watch this video about air pressure and wind. Along the way, they find that the density of air (as determined by temperature, altitude, and water vapor content) leads to air pressure...
Curated OER
Worksheet 1
In this worksheet, students calculate the density, molar mass, and volume of given word problems. Students also calculate the partial pressure of the gases given in the particular problem.
Curated OER
Thermochemistry
In this thermochemistry worksheet, students calculate the enthalpy of vaporization as well as the write the thermochemical expression for the production of the chemical reaction.
Curated OER
Gas Laws
In this gas laws worksheets, students figure volumes, densities, molar masses, reactions, and solve equations as they encounter 14 gas laws questions.
Curated OER
Earth's Atmosphere
In this Earth's atmosphere learning exercise, students observe the effects of air pressure using an egg. They describe what happens to the egg and what makes it do what it does. Then they determine how to get the egg out of the bottle...
Curated OER
Solutions
In this chemical solutions learning exercise, students determine the molecular weight of a substance, determine the boiling and freezing point of solutions, and determine molarity of a solution. This learning exercise has 3 problems to...
Biology Junction
Water Properties and More
Did you know many insects use cohesion or surface tension to walk on water? Using a presentation, scholars learn the more important properties of water. It extends into the concepts of solutions, suspensions, pH, and more.
Curated OER
Mission Planning: Earth/Mars Comparisons
Students compare and contrast conditions on Mars to those on our own planet, specifically, their local or regional environments. The physical characteristics, the atmosphere, and other astronomical data is considered.