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Handout
Bryn Mawr College

Bryn Mawr College: Logarithms

For Students 9th - 10th Standards
Some basic, but quality logarithm information.
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Activity
Texas Instruments

Texas Instruments: Numb3 Rs How to Get a Date for Episode

For Teachers 9th - 10th
Students will learn how to estimate time of death by using a lab that models carbon dating and radioactive decay. Activity pages complete with calculator keystroke instructions and screenprints are included in this lesson plan based on...
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Lesson Plan
Science Education Resource Center at Carleton College

Serc: Teaching Radioactive Decay & Radiometric Dating

For Teachers 9th - 10th
A laboratory activity that teaches the difficult concept of radioactive decay by means of a fluid (shampoo) flowing through holes from an upper to a lower beaker. Using the exponential decay equation, students then 'date' the shampoo....
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Exponential Decay

For Students 8th - 9th
[Free Registration/Login may be required to access all resource tools.] Learn about exponential decay functions.
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Exponential Decay

For Students 11th - 12th
[Free Registration/Login may be required to access all resource tools.] Developing exponential decay models with Algebra
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Exponential Decay

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] This lesson covers how to analyze and graph exponential decay functions.
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Exponential Growth and Decay

For Students 8th
[Free Registration/Login may be required to access all resource tools.] Distinguish between exponential growth and exponential decay.
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Activity
Varsity Tutors

Varsity Tutors: Hotmath: Algebra Review: Exponential Decay

For Students 9th - 10th
Find a quick, concise explanation of exponential decay in several different settings. An example is given and clearly explained for each of those settings.
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Unit Plan
Sophia Learning

Sophia: Exponential Growth and Decay

For Students 9th - 10th
The tutorial explores exponential growth and decay. Definitions, formulas, and example problems are included in the learning resource.
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Activity
Analyze Math

Analyze Math: Applications of Differential Equations

For Students 9th - 10th
Scholars examine applications of differential equations. Examples explore how differential equations are used to model population, Newton's law of cooling, and engineering systems.
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Interactive
Cool Math

Coolmath: Radioactive Decay 3

For Students 9th - 10th
This Algebra Cruncher generates an endless number of practice problems for radioactive decay -- with hints and solutions!
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Interactive
Physics Aviary

Physics Aviary: Quick Graphing/linearizing Program

For Students 9th - 10th
This program was designed as a quick graphing program that students could use on a computer, tablet or smart phone when a more complex graphing program is not available. This program will let students plot up to 10 data points and then...
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Carbon 14 Dating in Practice Ii

For Teachers 9th - 10th Standards
This problem introduces Carbon 14 dating which is used by scientists to date certain organic material. This version is based on the ratio of Carbon 14 to Carbon 12, which decreases at a constant exponential rate after an organism dies....
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Carbon 14 Dating, Variation 2

For Teachers 9th - 10th Standards
In this task on exponential decay, students calculate what the amount of Carbon 14 left in a preserved plant will be as time passes and when one microgram will be all that is left. Aligns with F-LE.A.1.c.
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Carbon 14 Dating in Practice I

For Teachers 9th - 10th Standards
In this task, students learn about exponential decay by examining the amount of Carbon-14 left in a preserved plant with the passage of time after the plant has died. This provides a simple introduction to Carbon-14 dating but the actual...
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Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: F Le Basketball Rebounds

For Teachers 9th - 10th Standards
The purpose of this task is to introduce students to an exponential decay function in the form f(x) = abx, with a concrete interpretation of the decay factor b. A table shows the rebound height of a basketball for each successive bounce....
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Unit Plan
Concord Consortium

Concord Consortium: Exponential Decay

For Students 9th - 10th
Learn about exponential decay in real-world situations. Problems involve the application of depreciation of an asset and radioactive decay. Learn to apply exponential decay equations and interpret graphs.
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Unit Plan
Khan Academy

Khan Academy: Graphing Exponential Growth & Decay

For Students 9th - 10th Standards
Graph exponential functions. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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Unknown Type
Khan Academy

Khan Academy: Interpret Change in Exponential Models

For Students 9th - 10th Standards
Given a function that models an exponential situation, find the factor by which the quantity changes per unit time interval. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
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Unknown Type
Khan Academy

Khan Academy: Algebra Ii: Construct Exponential Models

For Students 9th - 10th Standards
Given a verbal description of the rate of change of a real world situation, find the exponential function that models it. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive...
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Exponential Growth

For Students 11th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] Learn about developing exponential growth models. Here you will explore the use of Algebra to match mathematical models to observed data from real-life situations.
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Applications of Exponential Functions

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] This lesson covers how to use exponential functions in real-life situations. Students watch a video tutorial, explore guided notes and attempt practice problems.
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Applications of Exponential Functions

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In this lesson students devise a problem-solving strategy to solve real-world problems involving exponential functions. Students watch a video tutorial, explore...
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Applications of Exponential Functions

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In this lesson students use tools learned previously to solve real-world problems regarding exponential functions. Students watch a video tutorial, explore guided...