Curated OER
2009 U.S. National Chemistry Olympiad National Exam - Part I
The 2009 version of the first part of a national chemistry competition is posted for your use with olympiad hopefuls. Test takers deal with 60 multiple choice questions covering an entire year of chemistry curriculum. Use this to...
Curated OER
2002 U.S. National Chemistry Olympiad National Exam - Part I
As to be expected from the American Chemical Society Olympiad Examinations Task Force, this 60-question test tops the charts in terms of excellence. It consists entirely of multiple choice questions designed to assess a year's worth of...
Curated OER
Equations from Unit Rates
Your class can become linear equations masters, as they calculate the rate of change of a function. They observe different types of coordinates as they relate to a graph, then use the Ti-navigator to move the line around and draw...
Curated OER
Newton's Second Law of Motion with Simple Machines
First graders study Newton's Second Law of Motion before demonstrating the concept with a simple machine. They sing a song about speed, force, mass, and acceleration. They use simple machines to demonstrate how objects that have a higher...
Curated OER
Newton's Laws of Motion Crossword
In this Newton's Laws of Motion crossword puzzle worksheet, students use the 13 clues and the terms in the word bank to help them correctly complete the word puzzle.
Curated OER
Rate Law Problems
In this rate law activity, students calculate the rate of reactions at specific temperatures with the given rate law for the reaction. This activity has 5 problems to solve.
Curated OER
Algebra 1: Slope as Rate
Learners solve problems with slopes. In this algebra lesson, students identify the slope of a line and relate it to the rate of change. They graph their lines on the TI and observe changes in the lines.
Education Development Center
Distance, Rate, and Time—Walking Home
Dig into a classic math problem with your classes. Through an engaging task, learners work with rate and distance information to make conclusions. In the task, two people walk at different rates; one leaves first, and scholars calculate...
Curated OER
Kinetics Practice I key
In this kinetics worksheet, students solve six problems mostly about reaction rates. Included is a problem where students calculate reaction rates of sucrose and water and plot the data of the reaction.
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Ohm's Law
In this Ohm's Law worksheet, students answer 16 questions about electricity, electric current, voltage and electricity and they mathematically analyze a circuit they design and construct.
Curated OER
2005 U.S. National Chemistry Olympiad - Local Section Exam
National Chemistry Olympiad tests are released after their use each year, since they cannot use them again for this event. The result: outstanding comprehensive assessment resources for general chemistry classes! This 2005 version covers...
Texas State Energy Conservation Office
Investigation: Acceleration
Take a look at acceleration within the context of automotive technology. They vary the mass on a toy car and run it down a ramp, exploring Newton's second law of motion. Though this is a classic lab activity, you will appreciate the...
Curated OER
Chemistry 152 - Competencies
In this chemistry competencies worksheet, students calculate rate law, balance equations, determine pH of solutions, give the oxidation number for atoms, and write in formulas. This worksheet has 4 fill in the blank questions and 20...
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Kinetics AP Problems
In this kinetics worksheet, students determine the order for each reactant and the overall rate law for the reaction. Students also calculate the value of the rate constant. This worksheet has 1 problem to solve.
Curated OER
Newton's Law of Cooling
In this Newton's Law of Cooling worksheet, students complete an essay format write up of a convection model. They write the purpose and assumptions of their lab. Students complete three rate of change problems. They describe a model in...
Curated OER
Average Rate of Change, Difference Quotients, and Approximate Instantaneous Rate of Change
Pupils, with the assistance of their TI-84 Plus / TI-83 Plus calculators, distinguish meanings from right, left and symmetric difference quotients that include rate of change and graphical interpretations. They utilize symmetric...
Curated OER
Ashes to Ashes: Using Evaporation Rate to Identify an Unknown Liquid
Learners explore the concept of evaporation rates in this evaporation rates lesson. They will try to identify the chemical that began a fire, perform an experiment where they use the evaporation rates to determine the unknown liquid, and...
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What Influences Reaction Rate?
Students study reaction rates, what determines how fast a reaction happens and how the chemical changes occur. In this reactions lesson students complete a lab where they use Alka-Seltzer to observe reaction rate and create a graph with...
Curated OER
You and the Law -- Beating the Odds
Students examine the rate of institutional racism in the United States. Individually, they write in their journals about how they can make better choices and increase their self-esteem. Using historical documents, they identify the...
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Ohm's Law
In this electricity law worksheet, students complete 16 short answer and problem questions on Ohm's law. They calculate the voltage, current and resistance in the circuit.
Curated OER
Newton's Second Law of Motion with Balance Toys
Students discuss acceleration and deceleration and participate in brief demonstrations of the Second Law of Motion. They apply the law to a metal balance toy and a plastic balance toy by applying the same force then with different forces.
Serendip
Should States Repeal Their Laws Banning First Cousin Marriage?
Around half of the states in the US ban first cousin marriage, but does science support that ban? Scholars work through genetic analysis of the risks to understand if more states should ban the practice—or if some should remove it. They...
Mascil Project
Sports Physiology and Statistics
If I want to build up my heart, where should I start? Science scholars use statistics in a sports physiology setting during an insightful experiment. Groups measure resting and active heart rates and develop a scatter plot that shows the...
Physics Classroom
Law Enforcement - Refraction
Pupils apply their knowledge of refraction to four different sets of challenges. Each of the first three focus on one variable's impact on the direction of bending. The fourth combines variables for greater challenge.