Curated OER
Energy and Matter
A review of a full unit on energy and matter, this slide show starts with basic definitions of states of matter and their mass. It then develops the ideas of the forces that that matter can exert. Details about bonding within matter and...
Curated OER
2000 U.S. National Chemistry Olympiad National Exam - Part I
The National Chemistry Olympiad exams are comprehensive tests covering an entire year of chemistry concepts. You can use them as practice for competing in the challenge, or simply as a review, or as an actual final exam for your general...
Center for Applied Linguistics
Chemical Interactions: Atoms and Bonding
Watch budding chemists interact with the resource on chemical interactions. In the unit, six lessons provide an overview of basic chemistry, from understanding the development of atomic theory to distinguishing between ionic and covalent...
Biology Junction
Energy Flow in an Ecosystem
Every living thing requires a food source, thus the interconnections in ecosystems become complex. Scholars learn about these interconnections in a presentation on energy flow. It starts with the sun and moves through many different...
Serendip
How Do Muscles Get the Energy They Need for Athletic Activity?
Every muscle movement requires energy, but where does that energy come from? Scholars answer this question and more as they complete a worksheet. By following the directions, completing research, and discussing it as a class, they begin...
Curated OER
Lattice Energy
A few basic facts about lattice energy are listed at the top of the page, including the formula used for calculations. Two charts follow: one for lattice energy and another for ion sizes. There is no work to do on this handout, but it...
American Chemical Society
Energy Changes in Chemical Reactions
Some chemical reactions produce heat, but what is really going on? Lesson focuses on the concept of energy changes, both exothermic and endothermic. Scholars perform multiple experiments, hands-on activities, and view videos of the...
Curated OER
The Nature of Covalent Bonding
In "The Nature of Covalent Bonding," chemistry hopefuls demonstrate an understanding of various types of covalent bonds, electron configuration, and resonance structures through fill in the blank, true or false, and matching questions....
Mr. E. Science
Atoms and Bonding
I don't trust atoms because they make up everything. Budding scientists learn about famous scientists connected to atomic models, chemical, ionic, and hydrogen bonds. The presentation also presents how to count atoms in an equation,...
American Chemical Society
Represent Bonding with Lewis Dot Diagrams
Lewis dot diagrams, Lewis dot structures, and electron dot diagrams are all the same thing. Young scientists learn how to draw Lewis dot diagrams and come to understand how dots and dashes represent valence electrons and ionic or...
Serendip
Food, Energy and Body Weight
High schoolers learn why humans need calories, how they control weight with food choices, and the impact of exercise on energy. Scholars then apply their understanding to a case study of lunch choices and exercise.
National Energy Education Development Project
The Science of Energy
Did you know the word energy comes from energeia, a Greek word? Introduce learners to the four types of potential energy, five types of kinetic energy, and energy transformation with a presentation about where we get our energy and how...
Virginia Department of Education
Energy and ATP
Take charge of your biology class by using this exciting analogy to relate the ATP process with batteries. Pupils use batteries and rubber bands to simulate the phosphate bonds between molecules in the body. They measure the distance in...
National Institute of Open Schooling
Chemical Bonding
Name is Bond, covalent bond. Through readings and answering questions, classes explore the different types of chemical bonds, their characteristics, valence shell electron pair repulsion theory, and atomic orbitals.
Curated OER
Understanding Chemical Reactions Lesson: Bonds and Energy
What is required to get a chemical reaction? Chemistry learners find out by viewing this slide show. They will be able to compare endothermic and exothermic reactions, as well as draw energy level diagrams for each. A lab activity is...
Curated OER
Ionic, Covalent, and Metallic Bonding
You may want to make a few changes before sharing this slide show with your chemistry class. For one, remove the bright blue swirly background that makes the black font hard to read. Ionic bonds are described with the use of an electron...
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
A Potpourri of Thermo Questions
In this thermodynamics instructional activity, learners match terms to their definitions such as enthalpy, equilibrium, bond energy, and heat capacity. This instructional activity has 20 words to match.
Curated OER
Energy Changes in Reactions
In this chemical bonds worksheet, students determine how much energy is needed to break bonds. Students classify reactions as exothermic or endothermic and identify a reaction as reversible. This worksheet has 4 problems to solve.
It's About Time
How Atoms Interact with Each Other
Connect the dots and assist young chemists as they demonstrate covalent and ionic bonding. Class members use their knowledge of valence electrons to predict compound formulas as they arrange electrons into various bonding structures to...
University of Georgia
The Power of Peanuts
Measure the amount of energy in a peanut by igniting a chemical reaction. Classes use a laboratory setup to burn a peanut and measure the amount of heat it releases through a temperature analysis. They calculate the number of Joules of...
Curated OER
Ion (Derstand) Bonding through Energy Level Diagrams
Ninth graders investigate ionic bonding through energy level diagrams. In this ion bonding lesson plan, 9th graders observe demonstrations to show energy level diagrams using magnets to represent the subatomic particles. Students fill...
Curated OER
Bonding
In this bonding activity, students 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 draw 2...
Curated OER
Bonding
In this bonding activity, students read about the two different types of chemical bonding: ionic and covalent bonds. Students review ion notation and oxidation numbers. This activity has 24 fill in the blank, 2 drawings, and 4 short...