Radioactivity

ಕನ್ನಡದಲ್ಲಿ ನೋಡಿ

X-rays are part of the electomagnetic spectrum. They were discovered by Roentgen.

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The following is a picture from the first medical X-ray. Source: Wikipedia

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Textbook

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Teaching Outlines

Concept # Introduction to Radioactivity and Its Features

Learning objectives

1. Radioactivity and Half Life Definition
2. Types of Radioactivity
3. Uses of Radioisotopes
4. To learn about Gamma Deacy,Alpha Decay,Beta Decay and X-rays.

Notes for teachers

1. To help the student to understand the history of radioactivity
2. Explain the features of radioactivity and its decay
3. Ask questions to the students while teaching make them interactive
4. Give assesments to do them and also find the answers in own which you give for them
5. Make them a practical thinking to do.

Activity No # Radioisotopes and Radioactivity Decay

• Materials/ Resources needed
• Prerequisites/Instructions, if any
• Multimedia resources

It should be informative, interesting and less than 7 minutes-- Created using PowToon
Source:Youtube.com

• Website interactives

Interactive Simulations of Alpha Decay
Alpha decay
Interactive Simulations of Beta Decay
Beta Decay

• Evaluation

    As students read about these scientists, ask them to think about the following questions:

          What important discovery was made by Wilhelm Roentgen?
         
          What material did Antoine Becquerel work with in his own investigations of X rays?
           
          What did Becquerel discover through his experiments?
           
          What two elements were discovered by Marie and Pierre Curie?
          
          Why is Ernest Rutherford considered the father of nuclear physics? List Rutherford's major achievements.

Source:SciencenetLinks.com

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