Photon Energy

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Photon Energy
Quantum and Nuclear Supporting Physics Teaching

Coloured filters affect photons

The frequency of the light associated with each photon sets the energy shifted by each photon.

Physics Narrative 14-16

E=hf
Quantum and Nuclear Supporting Physics Teaching

Frequency and energy

The frequency of a visible photon is measured in terahertz ( 400–700 terahertz ). The energy of such photons is measured in...

Physics Narrative 14-16

Quantisation
Quantum and Nuclear Supporting Physics Teaching

Photons and selective absorption

Photons are all-or-nothing entities: you cannot emit or absorb half a photon. (Remember that to detect a photon you have to...

Physics Narrative 14-16

Quantisation
Quantum and Nuclear Supporting Physics Teaching

So what's new about chunks of energy?

In introducing the idea that light shifts energy in discrete chunks, it is important to emphasise to students the key...

Teaching Guidance 14-16

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