Thursday
April 24, 2014

Homework Help: physical science

Posted by euvin on Tuesday, March 13, 2012 at 4:11pm.

explain why on photon-electros are emitted when red light is shone on the metal cathode

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

physics science - 3. An unknown element produces a spectral line of 425nm. A. ...
Physics check - An excited atom decays to its ground state and emits a green ...
Physical Science - What is the speed of a photon of red light, if its frequency ...
physics help - help me with this question 2. A hydrogen electron drops from the ...
electron - An electron drops from the fourth energy level, in an atom to the ...
Chemistry - H2P4: PHOTON EMISSION An electron in Li2+ falls from n = 2 to the ...
physics - You are shining ultraviolet light on a gas of an unknown element. You ...
Science - An electron in Li2+ falls from n = 2 to the ground state. Calculate ...
college physics - The energy difference between states A and B is twice the ...
Chemistry - According to the Bohr model, what determines the color of light ...

Search
Members