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12. In which media can primary waves travel? A. both liquids and solids B. in liquids but not in solids C. in solids but not in liquids D. neither in solids nor in liquids 13. Which statement is true about Pand S waves? S ? A. P waves and S waves are the same. B. P waves are the slower waves that arrive second at the seism after S waves. C. P waves are the fastest waves that arrive first at the seismic before S waves. D. P waves are the primary waves that move side to side as the the earthquakes focus.​

Sagot :

12. In which media can primary waves travel?

• A. both liquids and solids.

13. Which statement is TRUE about P and S waves?

• C. P waves are the fastest waves that arrive first at the sesmic before S waves.

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