Difference between revisions of "Photoelectric Effect"
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===About the Photoelectric Effect=== | ===About the Photoelectric Effect=== | ||
: [[Light]] [[Energy Transfer|transfers energy]] which can be [[Absorb (physics)|absorbed]] by a [[material]] causing [[electron]]s to gain [[energy]] and move. | : [[Light]] [[Energy Transfer|transfers energy]] which can be [[Absorb (physics)|absorbed]] by a [[material]] causing [[electron]]s to gain [[energy]] and move. | ||
− | : The '''photoelectric effect''' is used in | + | : The '''photoelectric effect''' is used in digital cameras to make a picture. The [[light]] is [[focus|focused]] through a [[lens]] onto a detector which generates an [[Electrical Current|electrical current]] depending on the [[Intensity|intensity]] of [[light]]. |
Revision as of 09:43, 8 April 2019
Key Stage 3
Meaning
A photoelectric effect is when light causes an electrical current.