Natural Science. 2nd of ESO. Unit 12: Light & Sound
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Transcript of Natural Science. 2nd of ESO. Unit 12: Light & Sound
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8/17/2019 Natural Science. 2nd of ESO. Unit 12: Light & Sound
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NATURAL SCIENCE2ND OF ESO
UNIT 12
LIGHT &
SOUND
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What is a wave?
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Anatomy of a wave
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Light on objects
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Mirrors
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Light is reflected when it passesfr! ne !edi"! t anther!edi"! which has differentdensit#$
In this sit"atin% instead f&"ncing &ac'% light &ends at the&"ndar# &etween the tw la#ers$
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Lenses
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Type of lenses
(agnif#ing glasses arecn)erging lenses$ The#cncentrate light and createa )irt"all# larger i!age$
Lenses fr shrtsighted
peple are di)erging lenses$The# disperse light andcreate a )irt"all# s!alleri!age$
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Isaac Newton c!pr&* +"e al
hacer pasar l", &lancapr "n pris!a decristal% -sta se
desc!pn.a endiferentes clres$
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