Curated OER
Gas Exchange And Respiratory Systems.
Explore structures within the realm of gas exchange in terrestrial and aquatic life. The excellent, labelled diagrams and clear descriptions help your students view the different structures and adaptations that have developed. The 29...
Howard Hughes Medical Institute
Geological History of Oxygen
Earth didn't always have oxygen, so what caused the change that allows humans to live here? Learn about the change in O2 levels throughout geological history through an interactive graph. Each section offers greater detail on the changes...
PhET
Build a Molecule
How many different molecules can you build? In a simulation, learners make molecules from given atoms. There are numerous collections from which to build three to five molecules from given kits of atoms. Scholars can also view their...
Concord Consortium
Diffusion Across a Permeable Membrane
Oxygen and carbon dioxide freely cross cell membranes. The simulation demonstrates the diffusion of these across a permeable membrane. To create a great visual for users, it graphs the balance of molecules as it changes throughout the...
Curated OER
Tragedy at 13th Slovak music festival
Ninth graders examine the tragedy in Slovakia. In this Slovakia history lesson, 9th graders read an article and answer guided reading questions. Students participate in a debate about how people reacted to the tragedy.
K5 Learning
May the Best Prankster Win
Everyone loves a good prank! With this reading passage, Perla and her grandmother play some fun innocent pranks on one another. Kids focus on new vocabulary words, questions about the information they have read, and responding with their...
American Museum of Natural History
Space Jell-O
Might as well learn about how space bends around massive objects while making dessert. A remote learning resource provides an opportunity for scholars to model how stars and planets bend space. They use Jell-O to represent space and...
Curated OER
Gas exchange: Respiratory Systems
The need for a respiratory system in humans versus being reliant on gas exchange structures is demonstrated. There are many details about the advantages and disadvantages of each mechanism. Students are able to learn about the...
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
Circulatory Systems
Excellent diagrams, labels and summaries make this resource be valuable to your students throughout the topic of circulation. All types of circulation vessels are explained, their structure and function is detailed, and the overall...
Curated OER
Circulatory Systems
A slideshow that covers the all-important details related to basic human circulation. The reasoning for exchange of material methods is presented and then labeled diagrams of the main human transfer systems are shown, along with...
Curated OER
Chemical Equations and Reactions
Graphic organizers, photos, diagrams, and text bring the world of chemical reactions to life. By viewing this presentation, young chemists learn how to recognize when a chemical reaction has occurred, and how to balance chemical...
Texas State Energy Conservation Office
Investigation: Chemical Models
Science teams make models of four different hydrocarbon compounds that we commonly use for fuel. Then they demonstrate chemical reactions that result when energy is produced. This can be used as an enrichment when your class is studying...
Curated OER
Construction of a Microscale Fuel Cell
Fuel cells are being called the "energy source" of the future. Allow your high school chemistry class to construct a miscroscale fuel cell, complete with all components to generate energy. This engaging activity will allow them to apply...
American Chemical Society
Energy Levels, Electrons, and Covalent Bonding
Through discussion and viewing videos, pupils begin to see how atoms form covalent bonds. Then they draw the covalent bonds between given molecules to show their understanding.
Curated OER
Pump It Up!
Learners design a pumping device that will effectively pump fluid through a model "cardiovascular system." They explore the effects of too much and too little pressure on a circulatory system.
Curated OER
Terrific Trees
For this rainforest worksheet, learners read about why the remaining trees in the rainforest are important. Students also answer 9 True/False questions about the reading.
Curated OER
Common Ions and Formulae of Ionic Compounds
Produced in the UK, this handout contains a chart of cations and anions. It explains how ionic compounds are formed and named. This is a concise and attractive handout that can be useful as a reference for your chemistry apprentices.
Curated OER
How Cells Harvest Energy
Survey the metabolism process from respiration through the production of the ATP molecule with this seven page AP biology worksheet. Pupils write short answers on the lines provided and label a diagram of the cellular respiration process.
Curated OER
Fuel Cell
Brief, but beneficial, this little gem displays the workings of a hydrogen fuel cell. A simple black-line diagram has question marks at the input and the output, as well as in the middle of the cell. Click on each question mark to reveal...
Curated OER
Size of Atoms - Trends
This compendious collection of slides leaves no questions when it comes to the concept of atomic size. Thorough and easy-to-read graphs, tables, and graphics explain atomic radii, the shielding effect, the octet rule, isoelectric...
Curated OER
Ternary Compounds
Practice naming ternary compounds with this PowerPoint presentation. Individual slides show the patterns for memorizing the nomenclature for polyatomic ions. Several examples are included for student practice. This thorough and...
Curated OER
Stoichiometry in the Real World
Real world chemical reactions are used as examples for teaching stoichiometry. Viewers work through air bag inflation, fat conversion to water in a camel, rocket fuel combustion, and carbon dioxide removal in spacecraft. Make...
Curated OER
WS 4.6 Types of Reactions
In this chemical reactions worksheet, students are given the reactants of equations and must complete each equation by writing the products and balancing the equation. They must also identify the type of reaction.