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Chapter overview
Study Sound and Electricity through notes, flashcards, revision, MCQs, and long-answer practice.
Practice ready
3734 MCQs and 2077 written prompts are ready for focused chapter work.
Topics
2
Recall
6
Cards
12
Topic 1
Sound needs a material medium to travel.
Topic 2
A closed circuit is needed for current to flow.
Chapter pack
Topic list
Topic 1
Sound is produced by vibrating bodies and travels as a longitudinal wave through a medium. Loudness depends on amplitude and pitch depends on frequency.
Topic 2
Electric current is the flow of charge in a closed circuit. Cells, wires, switches, bulbs, and resistors work together to control the flow.
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