This memory aid covers Memory Aid within Seismic Waves for GCSE Physics. Revise Seismic Waves in Waves for GCSE Physics with 13 exam-style questions and 15 flashcards. This is a high-frequency topic, so it is worth revising until the explanation feels precise and repeatable. It is section 10 of 14 in this topic. Use it for quick recall, then test yourself straight afterwards so the memory aid becomes usable in an answer.
Topic position
Section 10 of 14
Practice
13 questions
Recall
15 flashcards
🧠 Memory Aid
P-waves vs S-waves:
- P-waves = Primary (arrive first) = Push/pull (longitudinal) = Pass through everything (solids and liquids)
- S-waves = Secondary (arrive second) = Shake sideways (transverse) = Stopped by liquid
Earth's layers (outside to inside): "Can My Little Pony Come In?"
Crust — Mantle — (Liquid) outer core — (solid) inner core