Solve these clues to fill the grid.
- Tending to move apart in different directions
- 1 Across
- Study of the natural world through experiments
- 4 Across
- A cataclysm resulting from a destructive sea wave caused by an earthquake or volcanic eruption
- 7 Across
- To subject to a mathematical ___
- 8 Across
- The branch of geology studying the folding and faulting of the earth's crust
- 9 Across
- United States railroad tycoon (plural)
- 10 Across
- Sudden shakings of the ground caused by movement within the Earth.
- 2 Down
- Tending to come together from different directions
- 3 Down
- An event resulting in great loss and misfortune
- 5 Down
- A large number or amount or extent (plural)
- 6 Down