Exam-style question
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Describe how energy is transferred by progressive waves.
Model answer
What a good answer should say
- Energy is transferred by progressive waves through the oscillation of particles in the medium.
- As the wave travels, it causes particles to vibrate around their equilibrium positions, transferring energy from one particle to the next without the particles themselves moving along with the wave.
Explanation
Why this works
This answer is strong as it clearly explains the mechanism of energy transfer in progressive waves, focusing on particle oscillation and energy movement. The question tests the understanding of wave behavior and energy transfer principles.
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