Physics A-Level
Attenuation
What Attenuation means in Physics A-Level, as defined for AQA.
Definition of Attenuation
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Reference: AQA
The loss of intensity with depth from absorption, scattering and reflection, which increases with frequency.
Topics that use Attenuation
- Ultrasound imaging (A-level only) (AQA A-Level)
Related terms
- A-scan
- Acoustic impedance
- Acoustic impedance and reflection
- Attenuation and penetration
- B-scan
- Comparison with X-ray, CT and MRI
- Coupling gel
- Intensity reflection coefficient
Using Attenuation in the exam
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