AQA Trilogy GCSE Science - Science

Communications

Mission Objectives

Identify and describe different types of waves in the EM spectrum used in communication

Describe the uses of radio waves, microwaves and visible light

Explain how we communicate using radio waves, microwaves and visible light

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Rocket Words Quiz

See if you know all the meanings of the rocket words

Assessment Quiz

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Word Search Game

Find all the rocket words in the grid

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Keywords

Words and meanings to learn

microwaves

used in mobile networks, WIFI and satellite communications; they can penetrate the Earth’s atmosphere and enable long-distance communication

optical fibres

thin strands that carry information using light or infrared radiation through total internal reflection (TIR)

visible light

part of the EM spectrum that we can detect with our eyes, essential in technologies such as cameras and fibre optics

wavelength

the distance between two identical points on a wave, which helps determine the frequency

radio waves

carry information over long distances, with longer wavelengths being useful for national broadcasts and shorter wavelengths for local broadcasts

This lesson has been written by

Samantha Batch

Samantha is a dedicated and accomplished science educator with over 15 years of leadership experience in the field, coupled with a strong background in scientific analysis. She has a proven track record of strategically managing educational departments, driving operational efficiencies, and nurturing collaborative relationships with stakeholders. 

Samantha previously served as the Head of Chemistry and Sixth Form Tutor, Ilkley Grammar School, Ilkley with extensive Key Stage 4 and 5 teaching experience and leadership. In addition to her teaching and leadership roles, she is also an examiner for AQA, providing her with valuable insight into assessment standards and exam specifications.

In her spare time, Samantha enjoys playing the accordion with her local orchestra and has recently taken up cricket, where she's enthusiastically honing her skills both on and off the pitch!

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