Solve these clues to fill the grid.
- A sudden shaking of the ground caused by movement within the Earth.
- 4 Across
- A severe tropical cyclone usually with heavy rains and winds moving at 63-136 knots
- 6 Across
- A raging and rapidly spreading conflagration
- 8 Across
- Spinning funnel of wind that touches the ground
- 10 Across
- Relating to the study or practice of ___
- 1 Down
- Abrupt electric discharge from cloud to cloud or from cloud to earth accompanied by the emission
- 2 Down
- A radical who employs ___ as a political weapon
- 3 Down
- A storm with widespread snowfall accompanied by strong winds
- 5 Down
- Precipitation of ice pellets when there are strong rising air currents
- 6 Down
- An unfortunate mishap
- 7 Down
- Light that is a source of artificial illumination having a broad beam
- 9 Down