Across
- 3. remote-sensing device
- 5. the synthesis of organic substances by living organisms through the energy of chemical reactions
- 7. unexplained disappearances
- 9. the measurement of depth; a sounding line is a line used for the measurement of depth
- 10. unicorn of the sea
- 11. underwater sound
Down
- 1. Hit an Iceberg
- 2. hydrothermal
- 4. oceanographic research ship
- 6. magma from deep inside the earth wells up to near the surface
- 8. remotely operated vehicle