'Half lives' presentation slideshows

Systematic calculations of alpha decay half-lives and branching ratios of unstable nuclei

Systematic calculations of alpha decay half-lives and branching ratios of unstable nuclei. Zhongzhou REN ( ? ?? ) Department of Physics, Nanjing University, Nanjing, China. Outline. Review: alpha decay and cluster radioactivity

1.42k views • 95 slides

Final Jeopardy

1.05k views • 70 slides

Chemistry Chapter 28

Chemistry Chapter 28. Section 28.1 Nuclear Radiation. Objectives: Discuss the processes of radioactivity and radioactive decay Characterize alpha, beta, and gamma radiation in terms of composition and penetrating power. Radioactivity.

882 views • 68 slides

Evolution

690 views • 51 slides

Radiometric Dating

Radiometric Dating. Timothy G. Standish, Ph. D. Dating Fossils. Two methods:

1.11k views • 41 slides

NUCLEAR CHANGES

NUCLEAR CHANGES. Chapter 9. Nuclear Radiation. Radioactivity: process by which an unstable nucleus emits one or more particles or energy in the form of electromagnetic radiation . nuclear radiation: particles that are released from nucleus during radioactive decay. ALPHA PARTICLES.

870 views • 37 slides

419 views • 31 slides

Nuclear Reactions Chapter 21 (VERY loosely) (only need to know what is presented here)

Nuclear Reactions Chapter 21 (VERY loosely) (only need to know what is presented here). Dr. C. Yau Fall 2014. 1. Mass number = # protons + # neutrons (due to 6 p and 8 n). What do you need to know?. You are responsible only for the topics on nuclear reactions I present here.

384 views • 17 slides

How the Other Half Lives , a photo essay by Jacob Riis

How the Other Half Lives , a photo essay by Jacob Riis. Jacob Riis was a Danish-born muckraker, or journalist, who sought to improve the lives of the poor in New York City. Muckrakers.

367 views • 17 slides

How the Other Half Lives , a photo essay by Jacob Riis

How the Other Half Lives , a photo essay by Jacob Riis. Jacob Riis was a Danish-born muckraker, or journalist, who sought to improve the lives of the poor in New York City. Muckrakers.

698 views • 17 slides

Nuclear Chemistry

Nuclear Chemistry. September 21, 2009 Trianna McCall. Nuclear Reactions. Nuclear chemistry is the study of changes in an atoms nucleus. Reactions that involve a change in the nucleus of an atom are called nuclear reactions . Characteristics of Nuclear Reactions.

430 views • 13 slides

Progressive Journalists: The Muckrakers

Progressive Journalists: The Muckrakers. This is one choice for muckraker intro. Progressivism. The Main Idea

247 views • 11 slides

Progressivism and the Age of Reform

294 views • 10 slides

Radiometric Dating

400 views • 9 slides

Half-Lives

Half-Lives. Half-Lives. Rates of radioactive decay Measured in half-lives But what is a half-life? The time required for one-half of a radioisotope's nuclei to decay into its products. Determining Half-Life. Half-Lives are Exponential. Calculating Amount Remaining. initial mass.

418 views • 9 slides

Different types of radio-dating

Different types of radio-dating. Radiodating. Radiodating always require you to determine the amount of radioactive isotopes present in the past and compare it to what is present today. C-14 works because the amount of C-14 in living things is always the same.

246 views • 9 slides

Dinosaurs and Fossils

Dinosaurs and Fossils. Determining the age of dinosaur fossils. Dino Domination. Dinosaurs ruled the earth for 165 million years Mass extinction at the end of the Cretaceous period, 65 million years ago . How do we know?. Fossils of every shape and size have been found on 6 continents

251 views • 8 slides

Stuff of Dreams-Calculating Half-life

226 views • 8 slides

Jigsaw Benchmark Review

Jigsaw Benchmark Review. By.Chandler Hatch,Mollie McNeil,Corinne Wallick,Ashley Adams, Zach Rider. Half-Life. Time it takes for half of an element to decay Divide by half(mass divided by half) Ex;100g (half-life five days) 20 days 6.25g (20/5) 4 half lives. IMA of a Lever.

197 views • 6 slides

The equation

276 views • 3 slides