It's About Time
Concentrating on Collisions
How important is momentum? Pupils investigate and apply the definition of momentum as they conduct analyses during a series of one-dimensional collisions. They infer the relative masses of two objects by carefully staging and predicting...
Curated OER
Collision Theory Worksheet
In this reactions worksheet, students explain why all reactions have an activation energy using their understanding of collision theory. This worksheet has 4 short answer questions.
Curated OER
Transition State Theory
In this transition state theory worksheet, students read about chemical reactions and the theory for how chemical reactions proceed. They answer questions about the activated complex, the activation energy and the collision theory all...
It's About Time
Conservation of Momentum
Assist your class with understanding collisions as they apply the Law of Conservation of Momentum. Pupils measure the momentum before and after manipulation of two objects so that one strikes another in an inelastic collision. The lesson...
Curated OER
Chemistry Module 2 - Specifications
A valuable resource provides a list of concepts that young chemists should grasp. The topics include energetics, kinetics, equilibria, redox reactions, and the halogen group. Employ this as a guide for your own curriculum planning, or a...
Curated OER
Module 7 Revision Guide - Chemistry
Two versions of this handout are provided, the second with more detailed information on the same topics. Chemistry aces survey chemical reactions, heat energy transferred, and the action of enzymes by reading this resource. You can...
Discovery Education
Cushion It!
Sugar cubes, collide! Groups design protection systems using bubble wrap to protect sugar cubes from being destroyed by falling batteries in the STEM lesson. They consider how the experiment relates to collisions in real-world...
Bowels Physics
Newton's Third Law and Law of Gravitation
Why was Sir Newton so important to the field of science? Pupils discuss his contributions, specifically his Third Law, as they learn about gravity and the center of mass. They work multiple problems to ensure their understanding and...
Royal Society of Chemistry
Energy—Gifted and Talented Chemistry
What has more energy than a room full of pupils after a fire drill? This lesson plan! Explore the changes in energy during different chemical reactions, discover why some reactions feel cold and others feel hot, and tackle the concept of...
Virginia Department of Education
The Rate of a Chemical Reaction
If your pupils think a catalyst is a list of their cats, then this might be the lesson for you! Young chemists study the effect of temperature, catalysts, concentration, and particle size on reaction rates during four different...
Curated OER
Factors Affecting Reaction Rate
Students study the collision theory and explain how the rate of a chemical reaction is influenced by the reaction conditions. In this reactions lesson students divide into groups, discuss the factors that influence reaction rate and...
Colorado State University
What Causes Pressure?
Are you feeling the pressure? Let loose a little with a kinesthetic activity that models molecular motion in a closed space! The activity varies conditions such as volume and temperature and examines the effects on molecules.
Curated OER
Kinetics Review Sheet
In this kinetics worksheet, students define 7 terms related to the energy of reactions, they find the average reaction rate in a reaction, they sketch an energy diagram for an endothermic reaction and they compare exothermic and...
Curated OER
Reaction rates and Equilibrium
Students listen to a lecture on the collision theory. They discuss the reactant and product changes during a chemical reaction. Students are taught the factors affecting reaction rates. They complete a lab on entropy, heat and free...
Curated OER
Extinction of Dinosaurs
In this dinosaurs learning exercise, students review the different theories that scientist believe may have led to the extinction of the dinosaurs. This learning exercise has 18 fill in the blank questions.
Curated OER
What is a Gas?
Students develop a scientific model of gas behavior. In this gas lesson plan, students observe different balloons filled with different densities of gases. They complete an activity where they model the behavior of gases using marbles, a...
Normal Community High School
Chemical Equations
Viewers learn how to identify the substances in a chemical reaction, how to balance it, and the different types of chemical reactions by watching a presentation that also includes a review of monomers and polymers. The presentation ends...
Curated OER
Origins: Earth Is Born
Students develop a timeline of all the major events involved in the formation of the Earth and the emergence of humans. In groups, they focus on a specific topic by watching a PBS program and taking notes. After the video, they list...
Curated OER
Using Java Applets for Inquiry-Based Physics Lessons
Using Java Applets in the physics classroom can be a great way to reinforce scientific concepts.
Curated OER
Plate Tectonics
Students complete a data sheet. In this Earth composition lesson, students learn what happens when the Earth's plates push against each other. They watch a teacher demonstration and complete a data sheet.
Curated OER
Tic-Tac-Toe for Layers of the Earth
Eighth graders identify the different layers of the earth. In this earth science instructional activity, 8th graders choose a project to do from a given list according to their learning style. They present their finished project in class.
Curated OER
Energy for Free: Perpetual Motion Machines
Students observe the "drinking bird" perpetual motion machine and critically examine the designs of other so-called perpetual motion machines. They use this experience to create their own definition of conservation of energy.