Solve these clues to fill the grid.
- Strong metal used to make tools and nails
- 3 Across
- United States baseball player
- 5 Across
- The transfer of heat through a fluid caused by molecular motion
- 9 Across
- A relatively thin sheetlike expanse or region lying over or under another (plural)
- 10 Across
- The branch of geology studying the folding and faulting of the earth's crust
- 13 Across
- A long depression in the surface of the land that usually contains a river
- 15 Across
- A measuring instrument that sends out an acoustic pulse in water and measures distances in terms
- 16 Across
- A hypothetical continent including all the landmass of the earth prior to the Triassic period when
- 1 Down
- Tending to move apart in different directions
- 2 Down
- A large number or amount or extent (plural)
- 4 Down
- The solid part of the earth consisting of the crust and outer mantle
- 6 Down
- Tending to come together from different directions
- 7 Down
- A sudden shaking of the ground caused by movement within the Earth.
- 8 Down
- Plutonic igneous rock having visibly crystalline texture
- 11 Down
- Hard outer layer of the Earth or of bread
- 12 Down
- To subject to a mathematical ___
- 14 Down