Physics 3.0 / 5 based on 1 rating ? PhysicsNature of lightASEdexcel Created by: Nicola SchefferCreated on: 21-04-14 13:13 362415 Across 1. 1 electron volt (ev) is the energy transferred when an electron through a potential difference of 1 volt (8, 4) 4. Particle of light (7) 5. Amount of energy landing on a unit area in a unit time (9, 4) 6. Minimum frequency of light below which the emission of photoelectrons cannot happen for a given surface (9, 9) Down 2. Electrons that escape from the surface of a metal under the presence of UV light that transfers energy to electrons (14) 3. Energy required to completely remove one electron from the metal (4, 8)
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