pptx, 1.06 MB
pptx, 1.06 MB
P1.8 Electromagnetic dangers
This resource contains a 10-slide theory lesson.
The lesson contains an introductory slide explaining the lessons learning objectives.
Slides number 2 is a diagram showing the whole spectrum of EM frequencies.
Slide number 3 discusses how microwaves cook food and microwave oven safety.
Slide 4 discusses infra-red radiation.
Slide 5, and 7 discuss Ultra-Violet A, B and C rays.
Slide 8 and 9 discusses the dangers and applications of both X-rays and Gamma rays.
Slide 10 is the book-work reference.
Slide 11 contains the image credits.
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