Physics A-Level
Waveform interpretation and graphical representation
What Waveform interpretation and graphical representation means in Physics A-Level, as defined for AQA.
Definition of Waveform interpretation and graphical representation
Check what you remember
Read the wording for your board, then hide it and explain Waveform interpretation and graphical representation in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
On an oscilloscope or waveform diagram, AM is recognised by a changing envelope with evenly spaced carrier cycles; FM by constant peak height with varying cycle spacing.
Topics that use Waveform interpretation and graphical representation
Related terms
- Amplitude modulation
- Amplitude modulation (AM)
- Bandwidth
- Carrier wave
- Frequency and period relationship
- Frequency modulation
- Information signal
- Carrier waves and information transfer
Using Waveform interpretation and graphical representation 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.
Practise Physics questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Physics A-Level termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge