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Examen
Physics Waves Aqa As Questions With Answers
Physics Waves AQA AS 
QUESTIONS WITH ANSWERS 
 
What does a wave do? - ANSWER- Transports energy from one place to another 
What are mechanical waves? - ANSWER- Mechanical waves use particles to transfer 
energy (neighboring particles bump into each other and set their neighbors moving) 
What are electromagnetic waves? - ANSWER- Electromagnetic waves don't use 
particle vibration to transfer their energy and can therefore travel through a vacuum. e.g. 
light 
What is the unit of frequency? - AN...