Across
- 1. acornyn from self-contained underwater breathing apparatus
- 4. large expanse of water
- 5. a colorless, transparent, odorless liquid that forms the seas
- 6. amount of teaching given at one time
- 8. sturdy item of footwear covering the foot and ankle
- 11. the sport of swimming or exploring underwater
Down
- 1. short tube for a swimmer to breathe through while keeping their face under water
- 2. vessel propelled on water
- 3. covering for all or part of the face
- 7. loose granular substance, typically pale yellowish brown
- 9. colorless, odorless, reactive gas, life-supporting component of the air
- 10. a flattened appendage used for propelling oneself in the water