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What color of light has the highest frequency? (Use you
reference table if you don't know)
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showmethephysics.com
Google Slideshow
C) Photon, particle
Collision
'Compton Effect'
(2nd proof of photon theory)
- Light acts like particles
in collisions with free electrons.
School Blocks
YouTube? Use the file below.
x_ray_compton_scattering.avi
Penn State
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| High frequency source
(like X-Rays) |
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Photon transferred
energy & momentum
to electron |
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Photon's
energy
& momentum
decrease
=
Electron's
energy & momentum
increase.
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Momentum photon
= p = h/λ
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Which color of light has the
greatest
momentum?
Violet
Highest f,
Smallest λ
**Mass, energy, momentum
are conserved.
Matter Waves
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