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Ali's Physics stuff

waves and particles

QuestionAnswer
Which theory, waves or particles of light, is the one that scientists currently believe is correct? wave particle duality
What's Planck's constant? 6.63*10^-34
If th efrequency of a wave is "f", the energy of the photons in it is given by the relationship...... E=hv
Angle of incidence equals to..... Angle of reflection
What is meant by Diffraction? the interaction between waves and solid obstacles
What are the packets of energy called? Photons
What is the principle of superposition Where 2 or more waves meet, the total displacement at any point is the sum of the displacements that each individual wave would cause at that point
Waves can be classified into.... and.... progressive and stationary
What does the top of a wave called crest
two types of waves are transverse and longitudinal
Created by: Ali E on 2009-02-13



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