Across
- 3. A robot with a human appearance
- 4. the address of a World Wide Web page
- 5. energy,force
- 7. smallest unit of living matter
- 8. man of steel
- 10. a contractile form of tissue which animal use to effect movement
- 12. 5280 feet
- 13. source of salt
Down
- 1. Used as an Internet search engine
- 2. without it things remain theories
- 3. a sanction of an item;approbation
- 6. exercise carried out by scientists
- 7. carbon monoxide
- 8. A set of connected things or parts forming a complex whole
- 9. a unit of electrical resistance
- 11. a symbol in an alphabet