Radioactivity Webquest
 Place answers on a separate sheet of paper.
 Answer neatly and in complete sentences. Number your answers.
Go to “websites on radioactivity”:
http://glencoe.mcgraw-hill.com/sites/0078664187/student_view0/chapter25/web_links.html
Click on “How Nuclear radiation works”
Explore the vocabulary links on this page to find the answers to the following questions.
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Who discovered the X-ray?
How does the X-ray work?
What is nuclear fission?
What is nuclear fusion?
How does a nuclear bomb work?
How is nuclear power generated?
Carbon-14 dating can be used to determine the age of objects up to ____________ years old.
Go back to “website on radioactivity”
Go to “Irradiated Food”
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How is food irradiated?
Why is food irradiated?
What are the disadvantages to irradiating food?
How do you know if our food has been irradiated?
Go to http://science.howstuffworks.com/radiation-sickness.htm
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What kind of symptoms can radiation sickness cause?
Which kind of radiation causes radiation sickness?
If you were exposed to 150,000 rads of radiation would you be sick?
How might you treat someone who has been exposed to radiation?
http://science.howstuffworks.com/nuclear2.htm
(be sure to click through all the pages!)
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What are the four kinds of radioactive decay?
Describe what happens in alpha decay.
Name two elements that go through alpha decay
What happens during beta decay?
Name an element that goes through this kind of decay.
Explain how gamma rays are produced.
What is ionizing radiation and why is it dangerous?
Which form of radiation penetrates the farthest? Why?