Physics GCSE
burglar alarms
What burglar alarms means in Physics GCSE, as defined for AQA.
Definition of burglar alarms
Check what you remember
Read the wording for your board, then hide it and explain burglar alarms in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
An application that triggers when a beam falling on the LDR is broken.
Topics that use burglar alarms
- Resistors (AQA GCSE)
Related terms
- comparing at fixed pd
- constant resistance
- constant temperature
- decreasing gradient
- diode
- diodes
- direct proportionality
- filament lamp
Using burglar alarms in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
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