Curated OER
2009 U. S. National Chemistry Olympiad - Local Section Exam
Here is a copy of a past national challenge exam that you can use in your general chemistry course as a unit or semester review. Sixty multiple-choice questions query learners on properties of matter, stoichiometry, reactions, and...
Curated OER
Collisions and Momentum: Bouncing Balls
Students explore the concepts of potential and kinetic energy by bouncing assorted balls on different surfaces and calculating the momentum for each ball. They give examples of collisions and momentum in sports and understand that...
Curated OER
Chem 152-Electrochemistry
In this electrochemistry worksheet, students solve a variety of problems including identifying parts of oxidation and reduction reactions, writing balanced equations for galvanic cells, determining free energy and equilibrium constants...
Teach Engineering
Building a Piezoelectric Generator
In pairs, learners build a piezoelectric generator from readily available electric components in the second and final installment of the two-part series. Tapping the piezoelectric element produces enough electricity to light an LED....
Curated OER
Ball Bearing Roller Coasters and Teamwork Lab
Students discuss potential and kinetic energy and design roller coasters to study this concept. In this energy lesson, students discuss the potential and kinetic energy of a roller coaster. Students design roller coasters and hypothesize...
Curated OER
Electricity
In this electricity activity, learners review parallel and series circuits, calculate voltage, and determine electric fields. This activity has 18 problems to solve.
University of Georgia
Freezing and Melting of Water
Examine the behavior of energy as water freezes and melts. An engaging activity provides a hands-on experience to learners. Collaborative groups collect data and analyze the graphs of the temperature of water as it freezes and then...
Curated OER
Falling Water
Students drop water from different heights to demonstrate the conversion of water's potential energy to kinetic energy. They see how varying the height from which water is dropped affects the splash size. In seeing how falling water can...
LABScI
Kinematics: The Gravity Lab
Falling objects can be brutal if you don't protect your noodle! Scholars explore the motion of falling objects through measuring short intervals to determine if the distance traveled varies with time. Building off of this, scholars...
Curated OER
Work and Energy
Students show that energy is conserved in the laboratory. They calculate the work done by a force on an object as the product of the force and a displacement of the object from a reference point.
Curated OER
Propellers, Forces and Energy
Students construct a model airplane, measure distance, and calculate velocity. For this creative lesson students work in groups to build a model and use it to calculate distances and velocity.
Curated OER
A River Ran Through It
Students research how water is used to generate electricity. They investigate water's potential-to-kinetic energy transfer in hands-on activities about falling water and waterwheels. They take measurements, calculate averages and graph...
Curated OER
Ramp and Review
Students participate in an activity in which they observe a ball as it rolls down an incline into a cup. They take measurements and use equations that describe the concepts of mechanical energy, work and power, momentum, and friction. ...
Curated OER
Mechanical Properties of Chocolate: How Hard is your Chocolate?
Students calculate, measure and identify the hardness of various chocolate bars. They determine the hardness of the chocolate bar using quantitative data. Students make observations of the hardness of chocolate while dropping the...
Curated OER
Static Electricity
In this static electricity worksheet, learners complete nine questions about electron charges, coulombs, potential energy, voltage and the Van de Graaf generator.
Curated OER
Physics Final Exam
A two-hour final exam covers a range of physics topics related to electricity and magnetism. It employs a variety of methodologies for assessing your physics learners' understanding and mastery of these concepts. You will need to review...
Curated OER
Monitoring Energy Expenditure
Students use heart rate monitors and complete a swimming and running test. These tests allow students to obtain personal data, to manipulate the data through calculations of various parameters, and to graphically represent the data.
Bowels Physics
Electric Circuits
Investigate the construction of the electric circuit with a thorough presentation that provides a solid background for each type of circuit. After introducing key vocabulary, the lesson goes on to explain circuit design.
Curated OER
Potato Launcher Energy Lab
Students investigate conservation laws using a potato launcher. In this physics lesson, students measure angles, time and distance of the potato. They discuss applications of experiments like this.
Curated OER
Breathing Victory
Students know that participation in sports requires energy. They comprehend that we get energy form the foods that we eat and the air thta we breathe. Converting food and air into usable energy is defined as celluar respiration. Students...
Cornell University
Splitting Water with Electricity
Explore how electricity splits water molecules into hydrogen and oxygen. Learners begin by calculating the voltage necessary to separate the water. They then perform the experiment and measure the ratio of hydrogen and oxygen bubbles.
Curated OER
Exothermic and Endothermic Changes
Students define and identify endothermic/exothermic reactions. Using a series of experiments, they construct and interpret potential energy diagrams for their reactions.
Curated OER
Can You Carry a Tune in a Bucket?
Students use water filled pipes to play a tune and consider the mathematics behind the sound waves. In this sound wave instructional activity, students play a tune with water filled pipes. They create a mathematical model to evaluate the...
National Institute of Open Schooling
Electrochemistry
In an electrolytic cell, electrical energy is converted into chemical energy, the exact opposite of a battery! Lesson 15 in a series of 36 explores electrochemistry. Participants begin by reading and discussing oxidation/reduction...