Quick quake picks

Exercise and reference answers

Questions

1. Question

   Point where the energy releases

   Choices

   1. Epicentre
   2. Crater
   3. Focus

   Correct choice

   Focus

2. Question

   The waves similar to sound

   Choices

   1. P-waves
   2. S-waves
   3. Surface

   Correct choice

   P-waves

3. Question

   A sharp break in crustal rocks

   Choices

   1. ridge
   2. fault
   3. dune

   Correct choice

   fault

4. Question

   Molten material from a volcano

   Choices

   1. gravel
   2. quartz
   3. magma

   Correct choice

   magma

Instructions

Pick the right answer before the next one arrives.

Explanation