Scien&fic Method, for real
Problem: something wea
trying to understand
Research:hasanyon
ealreadyfigureditout
(orsomethingsimilar)?
Hypothesis:WhatdoI
thinkmightbegoingon,
andhowmightItestthat?
Experimenta&on:Do
myobserva&onsmatchmypredic&ons?
(Unexpected)Disco
very:Ilearnsomethingcool!
Methodstocreatean
op&calimageofanobject
Refrac&on: lightraysbendasthey
passbetweenmaterials
withdifferentspeeds
oflight,e.g.,eyeglasslenses
Reflec&on: lightraysbounceoffar
eflec&vesurface
(angleofreflec&on=a
ngleofincidence).
Curvedsurface!focu
sing,e.g.,spoonDiffrac&on:
reliesonwave-natureoflight.
Op&caddsdifferentp
hasestodifferentpartsofthebeam,
affec&nghowtheyint
erfere,e.g.,hologram,CD
Methodstocreatean
op&calimageofanobject
Reflec&on: lightraysbounceoffar
eflec&vesurface
(angleofreflec&on=a
ngleofincidence).
Curvedsurface!focu
sing,e.g.,spoon
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