different types of earthquakes

Question 1

primary wave

Answer 1

p waves
* fast moving
* horizontal vibrations in the mantle
* act in one direction shunting back and forth to create phases of expansion and compresssion
* they can travel through solids liquids and gases
* they do not tend to produce much damage

Question 2

secondary waves

Answer 2

s waves
* slower
* vertical vibrations that pass through the centre of the crust
* can only travel through solids
* cause more damage than primary waves, not as much as love waves