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Waves
This study
guide is intended to help you complete notes and revision for the
waves section of GCSE.
(a) Visit
the Learn
Website. Read through the revision notes on Waves and answer
the following questions. Finally, try the revision test !
1.
What is the main difference between a Longitudinal and Transverse
wave ? Sketch a diagram and give an example of each.
2.
Read through the section called ‘Terminology’ and make sure you
understand the words we use to describe a wave. Write out an equation
which relates wave speed, frequency and wavelength.
3.
Write a sentence and a sketch diagram to distinguish between Reflection,
Refraction and Diffraction.
4.
What is Ultrasound ? Name four applications of ultrasound.
5.
List the six main properties of Electromagnetic waves.
(b) Now
visit the suggested Websites to complete the following table :
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Type
of Radiation
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Origin
|
Typical
Application
|
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Radio
|
High frequency
oscillations of electrons
|
|
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High frequency
oscillations of electrons
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Warm food
/ Transmit mobile phone calls
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Infrared
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Hot objects
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|
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Very hot
objects
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Sight
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Ultraviolet
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Special
Sun Lamps
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X-Rays
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Cancer
treatment
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Suggested
Websites:
Now go to BBC
Bitesize to complete the ‘jumbled-up’ table of the E.M. Spectrum.
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