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### We found 95 resources with the concept half lives

Videos (Over 2 Million Educational Videos Available)

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Other Resource Types
(95)

Lesson Planet

#### Crash Course: Chemistry

Loosely based on the 2012 AP Chemistry curriculum, a series of 46 videos introduces high schoolers to organic chemistry. The videos model how to reason through problems, recognize different organic chemicals, their uses, and use the...

Lesson Planet

#### Krista King Math: Derivatives

Everything calculus scholars need to know about derivatives can be found in this 31-resource playlist. The collection defines the derivative and includes derivative rules, chain rule, derivatives of trig functions, derivatives of...

Lesson Planet

#### Common Core Algebra 1

The Flipped-Mastery Classroom offers an entire Algebra 1 class aligned to Common Core Standards. Lessons begin with an instruction video. Learners can pause the video to take notes and replay the video to check for understanding. The...

Lesson Planet

#### Common Core Algebra 1, Unit 7: Exponential Functions

The three lessons in the Exponential Functions Unit cover exponential growth, exponential decay, and linear vs. exponential. In the first lesson, learners watch a quick review on function notation as they prepare to learn more about...

Lesson Planet

#### Nuclear Chemistry

Radioactivity and nuclear chemistry, transmutation of elements and isotopes, calculating half lives and radioactive decay. Introduce these concept and more with a video on carbon dating. The show concludes with an explanation of...

Lesson Planet

#### Radioactive Decay Model

Toss 100 pennies (or poker chips or any other two-different-sided objects) and remove all of those displaying tails. Line them up and repeat. The lines of pennies collected get smaller each time, successfully representing half-life.

Lesson Planet

#### Get a Half-Life Student Worksheet

Young scientists use a worksheet to help them perform a lab on the decay of a radioactive element. The worksheet serves as both a task guide and a lab sheet for pairs of learners. This activity requires a calculator and has excellent...

Lesson Planet

#### 2000 U.S. National Chemistry Olympiad National Exam - Part I

The National Chemistry Olympiad exams are comprehensive tests covering an entire year of chemistry concepts. You can use them as practice for competing in the challenge, or simply as a review, or as an actual final exam for your general...

Lesson Planet

#### Nuclear Radiation

Through colorful diagrams and simple text, viewers are introduced to nuclear radiation. They discover alpha, beta, and gamma rays; they balance nuclear equations. You will impart important information to your chemistry class and give...

Lesson Planet

#### Unit 7 Review: Exponential Functions

Grow to review exponential functions. With the unit review, learners identity the type of function for given equations, such as exponential growth, decay, or linear. Pupils write the correct function for situations and then use the given...

Lesson Planet

#### Linear vs. Exponential

Linear or exponential?. Learners watch an informative video comparing situations that may be modeled by either a linear or exponential relationship. Pupils determine the type of relationship and then create a function that models the...

Lesson Planet

#### Nuclear Chemistry: Radioactive Decay

How long does it take for an atom to decay? Scholars learn about radioactive decay and half-lives as part of the Chemistry PowerPoints series. They develop an understanding of the roles of electrons and neutrons in the different types of...

Lesson Planet

#### Nuclear Changes: Radioactive Decay

Why do atoms break down? Scholars learn about radioactive decay as part of the larger Chemistry PowerPoints series. They differentiate between fission and fusion and alpha or beta particles, as well as gamma rays. Diagrams show how atoms...

Lesson Planet

#### Grades 9-12 Earth Science

How has Earth changed over time? Pupils explore the topic in a differentiated instruction unit on the geological time scale. After a pre-assessment to gauge knowledge, class members divide into groups based on their ability levels and...

Lesson Planet

#### TV Forensics: What Do CSIs Actually Do?

TV dramas tend to exaggerate the forensic science components. Learn what true forensic chemistry looks like in an installment of a larger series covering reactions. Viewers see that chromatography, mass spectrography, and methodical...

Lesson Planet

#### How Do We Know the Half Life of Uranium and Can You Collect Gold Once It's Dissolved in Acid?

Participate in a little chemistry Q and A! Part of a larger series on reactions, an informative lesson takes questions from viewers and crafts responses. The video explains how we arrive at an accurate half-life of a radioactive...

Lesson Planet

#### 2014 AP® Chemistry Free-Response Questions

More than half of AP Chemistry test takers earn a high enough score to get college credit. Improve that statistic by using past test questions including precipitate, molarity, and chemical equations to prepare for a future exam. The...

Lesson Planet

#### Half-Life

Scholars shake their way to understanding half-life with the help of candy. They observe and record which side candy lands on to graph the exponential decay in the fifth instructional activity of seven integrating chemistry and algebra....

Lesson Planet

#### Isotopes and Half-Life: What Are Medical Isotopes?

How do medical professionals use radiation without doing more harm than good? Budding nuclear chemists begin their study of all things radioactive with a video from the JFR Science playlist. Topics include differences between isotopes,...

Lesson Planet

#### Finding Half Life

When will half of the substance be gone? Using the exponential decay formula, the video finds the half-life of radium-226. The 29th installment in a 31-part series goes on to discuss that the calculations are the same independent of the...

Lesson Planet

#### Radiation and Radioactivity

Explore the science of radioactivity! A very thorough video lesson begins with an explanation of the chemical structure of radiation. It includes descriptions of benefits of radioactivity and half-life calculations.

Lesson Planet

#### Marie Curie's Classroom

What makes some elements stable and others radioactive? Scholars adjust the number of protons and neutrons in an element then observe its decay. The simulation includes a graphical representation and the chemical formula, as well as...

Lesson Planet

#### Radiocarbon Dating

How do we know how long ago a dinosaur lived or an ancient fire pit was used? Scholars learn about the application of carbon dating and half lives to discover things about the past. They adjust the amount of radioactive carbon in the...

Lesson Planet

#### Chemical Kinetics

Not all chemical reactions happen at the same rate because some, like explosions, occur quickly and some, like rusting, occur over time. Here, learners explore chemical reactions and their rates in the 16th lesson of 36. Through readings...