Text Pages 197-198

What's the Frequency, Roy G. Biv? - try this experiment to discover the relationship between frequency and wavelength.

Text Pages 197-198

Basic Electromagnetic Wave Properties - this excellent java applet allows you to explore the relationship between frequency, wavelength and energy.

Text Pages 197-200

Frequency, Wavelength and Electromagnetic Radiation - visit the following links as "frequently" as possible:

• What's the relationship between frequency and wavelength? - Hubblesite definition.
• Light, Color, and the Electromagnetic Spectrum - this Amazing Space site offers clear explanations.
• How Radio Frequencies Work - tune into this page!

Text Pages 197-200

EMR - there are many places to visit to learn more about electromagnetic radiation:

• Tour The Spectrum - go on your own journey throught the electromagnetic spectrum!
• Properties of Light - includes a good animation of EMR.
• Measuring the Electromagnetic Spectrum - a comprehensive page hosted by NASA.
• Electromagnetic Waves - this brief tutorial will help you understand the significance of wavelength in EMR.
• Electromagnetic Radiation - a description and some history too!
• Electromagnetic Radiation - this java-enhanced tutorial makes it easy to visualize EMR.
• How Cell Phone Radiation Works - are there health hazards associated with continuous exposure to EMR from cell phones? Find out more from this article.

Text Page 202

Radiation Types and Radiation in Nature - Learn your Alpha-bits!

• Amateur Radiation Detection and Experimentation Page - mostly a discussion of experiments you can do with a radiation detector, but also explains the different radiation types.
• Radioactive Products and Other Sources Of Radiation - a fascinating page describing sources of radiation you would have never expected.
• Environment Radiation Primer - a very well written overview of radiation and where it comes from.
• Radioactivity in Nature - very interesting information regarding naturally occurring radiation.
• Radioisotope data - a periodic table that provides more than just radioisotope data.

Text Pages 203-206

Radioactive Decay - learn more about the three types of decay at the following links:

• Radioactivity: Basic Types - learn more about the particles involved in decay.
• How Nuclear Radiation Works - your one-stop shop when it comes to understanding radiation!
• Radioactive Emissions - a simplified view of radiation to get you started.

Text Pages 206-208

Half-Life - this concept can be difficult to grasp, so try these pages for assistance:

• Radiation: Half-Life - this page comes with a good animated graph.
• Half-life - a good description and example.

Text Page 208

How Carbon-14 Dating Works - an excellent series of pages explaining how carbon-14 can be used to accurately date specimens. Also consult the following sites for great Carbon-14 info:

• Radiocarbon web-info - a huge site devoted to the radiocarbon dating method.
• Carbon Dating - a straightforward description of the technique.
• The Story of Carbon Dating - an excellent site provided by the BBC.
• How is Carbon Dating done? - and the answer is here!

Text Pages 211-212

Fission and Fusion Reactions - find more info on this energetic (and sometimes controversial) topic at these sites:

• Nuclear Disasters and Accidents - this site offers excellent discussion of the mechanics behind specific nuclear accidents.
• Meltdown at Three Mile Island - although this news is very old, the topics covered are still very relevant. The timeline of nuclear technology is highlight of this site.
• Nuclear Fusion - a good explanation from hyperphysics.
• Windows to the Universe: Fusion Reactions - beginner, intermediate and advanced explanations.
• Canadian Nuclear FAQ - technical questions and answers regarding Canada's Nuclear Industry.
• How Nuclear Power Works - go inside a nuclear power plant to learn the basics.
• Atomic Energy of Canada Limited - learn more about nuclear power plants and nuclear waste management. Also, be sure to visit the Kid's Zone for fun activities and information on different energy sources.

Text Pages 213-215

Howstuffworks - get insight on these applications of radiation:

• How Microwave Ovens Work - mmmm... cooked from the inside out!
• How Smoke Detectors Work - this set of pages takes you inside an ionization smoke detector.
• How X-rays Work - discover the function of X-ray machines and whether or not X-rays are bad for you.
• How CAT Scans Work - go beyond conventional x-ray imaging.
• How Nuclear Medicine Works - many treatments are explained in these excellent pages.

Text Pages 216-217

Effects of Radiation on Living Things - the effects of radiation are wide-ranging, begin your search for more information at the following sites:

• How Does Radiation Affect Humans? - excellent page - radiation definitely effects us, but precisely how?
• Mutation - radiation can cause several different types of mutations.
• What is a Mutation? - well written, it's worth exploring the other pages in the menu as well.
• Rad EFX: Questions and Answers - a page of questions, such as "Which organs are the most sensitive to radiation?"
• Understanding Radiation: Health Effects - a very well-written page provided by the Environmental Protection Agency.
• Prenatal Radiation Exposure: A Fact Sheet for Physicians - radiation can impact unborn babies.
• Health Effects of Overexposure to the Sun - too much sun can be dangerous.
• Radon Risks & Health Effects - scientists provide clear insight into the problem.

Text Page 217

The Chernobyl Disaster - the ultimate source for Chernobyl information.