College Board
2009 AP® Calculus AB Free-Response Questions Form B
Get a free peek into a calculus exam. Released free-response items from the AP® Calculus AB exam provide teachers and pupils examples of how topics may appear. The six questions cover topics such as growth rates, volumes of rotations,...
Curated OER
Proportional Rates
In this proportional rates worksheet, students read story problems, determine the necessary information, and identify a sequence of numbers at a specified time. This three-page worksheet contains three problems. The detailed answers...
National Museum of Nuclear Science & History
Nuclear Popcorn
Make your instructional activity on radioactive decay pop with this lab exercise. Using popcorn kernels spread over a tabletop, participants pick up all of those that point toward the back of the room, that is, those that represent...
Curated OER
Population Growth and Urban Planning
Students discuss the following terms and their definitions: zero population growth, population density, demographics, urban sprawl, census, immigration, migration, infrastructure, population booms, megacities, birthrate, death rate,...
CPALMS
Writing an Exponential Function from its Graph
Grow an equation for the exponential graph. Given a graph of an exponential function, class members write the equation of the function provided. The graph labels two points on the graph: the y-intercept and the point where x is one.
National Nanotechnology Infrastructure Network
The Effects of Colloidal Silver on Microbial Growth: Investigating Snake Oil Science
Can your classes solve the problem of the smelly sweat sock? Young scientists complete a lab investigation that begins by using electrochemistry to generate colloidal silver. They use their solutions to test the rate of microbial growth...
Curated OER
Exponential Growth and Decay
In this Algebra II worksheet, 11th graders solve verbal problems that involve exponential growth or decay. The two page worksheet contains a combination of seven multiple choice and free response questions. Answers are provided.
Curated OER
Capturing Bacteria Growth
Students grow bacteria. In this bacteria growth lesson, students allow bacteris to incubate for 2-3 days. The teacher uses a document camera to show how to remove the bacteria from the plate. Students remove a small sample of bacteria...
Curated OER
Impact of a Growing Population
Students examine the impact that population growth has on world resources.
Curated OER
Integrated Algebra Practice: Exponential Growth
In this exponential growth worksheet, students solve 4 short answer and multiple choice problems. Students determine the population of a city after a given amount of time.
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The Process Of Stable Growth And Development
Students investigate the economic growth of established and third world countries. They conduct research with compiling statistics taken from the OECD, The World Bank, and the IMF. The lesson plan includes notes to help the teacher...
Council for Economic Education
Unemployment Data: Is the Economy Healthy?
The United States will never see a time when the unemployment rate hits 0%. Why? Scholars research economic data to uncover clues hidden in the unemployment rate at any given time. A short video as well as research activities help...
Concord Consortium
Rising Prices
What will that cost in the future? The scenario provides pupils with a growth as a Consumer Price Index. Learners create functions for a given item to determine future prices and graph them. Class members then compare their functions to...
It's About Time
Factors Affecting Population Size
How do we predict future population growth? Young researchers investigate various factors affecting the size of our population. As they calculate and interpret graphs to determine factors that could potentially affect increases and...
Curated OER
Geometric Sequences - Bacterial Growth
Bring algebra to life with scientific applications. Math minded individuals calculate and graph the time it takes a bacterium to double. They discuss geometric sequences and use a chart to graph their findings. There are 38 questions all...
Practical Money Skills
Saving and Investing
You have to have money to make money, especially in the world of banking and investments. High schoolers learn about interest rates, saving and investment options, and ways to stay aware of their money's security and earning ability with...
Curated OER
Population Growth
Students calculate human emission rate by year 2050. In this social studies lesson, students watch a video online and analyze population trends. They explain how e total emissions affect global climate.
Curated OER
Lab Sheet: Exponential Growth and Decay
In this exponential activity, students gather information from an experiment and plot the data in a scatter plot. Using given formulas, they plot an equation of a line and then compare the graphs. Students observe exponential growth...
Curated OER
Exponential Growth and Decay
In this algebra activity, students solve word problems. They identify the graph as exponential growth or decay. There are 7 questions with an answer key.
Curated OER
Planting Parts
Each student plants two lima beans in a plastic cup with a paper towel so they can be observed growing. The beans are misted with a spray bottle, and placed in a warm sunny area. Students view the beans each day for the next two weeks,...
Curated OER
The Dynamics of Populations
Tenth graders analyze the growth rate of different population. In this biology experiment, 10th graders identify the biotic and abiotic factors that limit population size. They create a poster to show their findings in class.
Curated OER
Population and Food Supply
What does it mean for something to grow exponentially, and how does that compare to linear growth? This activity tries to help learners gain an understanding of these concepts while modeling real-world problems. Linear and exponential...
Curated OER
Population Ecology
A complete study of population ecology is covered by this instructional activity. Biology or ecology learners answer questions and interpret population graphs. This can be used as the intended guided notes instructional activity or...
Curated OER
Nutrient Cycling
AP environmental science or college-level ecology classes will glean a tremendous amount of information on nutrient cycles from this detailed PowerPoint. It covers nutrient requirements, biogeochemcial cycles, decomposition rates, and...