Newton’s corpuscular theory of light (AQA A-Level Physics): Flashcards
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What did Newton call his light particles?
What did Newton call his light particles?
Corpuscles
Newton reflection: perpendicular velocity component
Newton reflection: perpendicular velocity component
Reverses direction
Newton reflection: parallel velocity component
Newton reflection: parallel velocity component
Remains unchanged
Newton's theory: light speed in denser media
Newton's theory: light speed in denser media
Faster (incorrect)
Huygens' Principle definition
Huygens' Principle definition
Each wavefront point = source of secondary wavelets
Huygens' theory: light speed in denser media
Huygens' theory: light speed in denser media
Slower (correct)
Phenomenon Newton's theory couldn't explain
Phenomenon Newton's theory couldn't explain
Diffraction
Newton refraction: force in denser medium
Newton refraction: force in denser medium
Short-range attractive force
Why was Newton's theory initially more accepted?
Why was Newton's theory initially more accepted?
Newton's influence and reputation
What did Huygens propose light is?
What did Huygens propose light is?
Wave