Physics GCSE
light intensity
What light intensity means in Physics GCSE, as defined for AQA.
Definition of light intensity
Check what you remember
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Reference: AQA
The brightness of the light falling on an LDR; as it increases, the resistance of the LDR decreases.
Topics that use light intensity
- Resistors (AQA GCSE)
Related terms
- comparing at fixed pd
- constant resistance
- constant temperature
- decreasing gradient
- diode
- diodes
- direct proportionality
- filament lamp
Using light intensity in the exam
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