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PIMSO 2025 - Science - Secondary 3 - National Round Question 20

PIMSO Science · PIMSO 2025 - Science - Secondary 3 - National Round

Question 20

What would happen to the P-wave and S-wave if the outer core and the inner core were made of liquid and solid respectively?
  1. Primary waves and secondary waves both pass through the outer core and inner core.
  2. Primary waves and secondary waves can pass through the outer core but not in the inner core.
  3. Primary waves cannot pass through the outer core and inner core while Secondary waves can pass through both.
  4. Primary waves can pass through both inner and outer core while Secondary waves cannot pass through outer core.