Khan Academy
Khan Academy: Half Life and Carbon Dating
Carbon dating is a real-life example of a first-order reaction. This video explains half-life in the context of radioactive decay. [12:28]
Khan Academy
Khan Academy: Chemistry: Half Life
A video lecture discussing radioactive decay and half lives. Understand how half life and the mass of the compound remaining is calculated by following the examples given in the lecture. [12:31]
PBS
Pbs Learning Media: Radiometric Dating
In this video segment from A Science Odyssey, scientists explain how Earth's age was determined by examining the radioactive rocks in Earth's crust.
Bozeman Science
Bozeman Science: Conservation of Nucleon Number
In the following video Paul Andersen explains how the nucleon number and charge is conserved in all nuclear reactions and radioactive decay. Fission, fusion, alpha decay, beta decay, and gamma decay all conserve the number of neutrons...
Bozeman Science
Bozeman Science: Half Life & Radioactive Decay
In the following video Paul Andersen explains how a radioactive nuclei can decay by releasing an alpha, beta, or gamma particle. The exact moment of decay for each nuclei can not be determined but probability is useful in predicting the...
Crash Course
Crash Course Chemistry #38: Nuclear Chemistry
In this episode, Hank welcomes you to the new age, where he talks about transmutation among elements, isotopes, calculating half-life, radioactive decay, and spontaneous fission. [9:58]
Khan Academy
Khan Academy: Chemistry: Exponential Decay Formula Proof
A video lecture showing how a general function of time can give you the amount of the decaying substance. The video derives the function and explains the logic along the way. Some calculus is involved. [12:22]
Khan Academy
Khan Academy: Chemistry: More Exponential Decay Examples
Do you need some more practice on half life problems? This video lecture will give you more examples of how to solve exponential decay problems. The video is easy to follow with step-by-step explanation of how to find the half life or...
Khan Academy
Khan Academy: Measuring Age on Earth: K Ar Dating Calculation
Work through a calculation for K-Ar dating this video lecture. Understand the mathematics in estimating age using radioactive dating. [11:06]
Khan Academy
Khan Academy: Chemistry: Introduction to Exponential Decay
A video lecture showing how to apply the exponential decay equation to solve for either the amount of atoms left at a particular time or the half life of a compound. Video gives a detailed explanation of problems as they are being...
Khan Academy
Khan Academy: Writing Nuclear Equations for Alpha, Beta, and Gamma Decay
Sal Khan demonstrates writing nuclear equations for alpha, beta, and gamma decay. [8:06]
Khan Academy
Khan Academy: Science: Quantum Physics: Nuclei: Half Life Plot
Definition of half-life and graphing the decay of phosphorus-32. Calculating how much phosphorus-32 remains after 57.2 days. [6:46]
Bozeman Science
Bozeman Science: Types of Interactions
Paul Andersen explains how objects interact when touching and at a distance. Electromagnetic forces are very important when objects are touching and fields explain both electromagnetic and gravitational forces. The strong and weak...