Snow day crosword Puzzle

12345
Across
  1. 4. , a smaller earthquake following the main shock of a large earthquake
  2. 5. , Region along an active fault where stress is accumulating because no earthquakes have occurred there recently
Down
  1. 1. , tending to be different or develop in different directions
  2. 2. , gigantic pieces of the Earth's crust and uppermost mantle
  3. 3. , a long, narrow opening or line of breakage made by cracking or splitting, especially in rock or earth.