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Unit 4: Wave Models and Quantum Physics
Quick questions on The photoelectric effect and photons: WACE Year 12 Physics Unit 4
2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What are photons?Show answer
Light is emitted and absorbed in discrete packets called photons, each carrying energy
What is stopping voltage?Show answer
The maximum kinetic energy can be measured with a stopping voltage , the reverse potential difference that just halts the fastest electrons,
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