CK-12 Physical Science Concepts - For Middle School

(Marvins-Underground-K-12) #1

http://www.ck12.org Chapter 3. Chemical Interactions


MEDIA


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URL: http://www.ck12.org/flx/render/embeddedobject/82358


  1. Alpha radiation is used in smoke alarms. Explain how a smoke alarm uses this form of radiation.

  2. Identify a use of beta radiation, and explain how it works.

  3. List three uses of gamma radiation, and describe one of them in detail.


Review



  1. What are two sources of background radiation?

  2. How can radiation harm living things?

  3. What is radon, and why is it harmful to people?

  4. How does a Geiger counter detect radiation?

  5. What are some uses of radiation?

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