Historical Inventions
Across
- 2. Engine A machine that converts the energy from steam into mechanical work, powering various industries and transportation.
- 5. A navigational tool that indicates direction, helping sailors and explorers navigate the seas.
- 6. A circular object that rotates around a central axis, used for transportation and various mechanical devices.
- 7. A navigational tool that indicates direction, helping sailors and explorers navigate the seas.
- 10. Press A device for printing text and images using movable type, revolutionizing the spread of knowledge.
- 11. An optical instrument that magnifies distant objects, used in astronomy and terrestrial observation.
- 13. A powered flying vehicle that can carry passengers and cargo through the air.
- 14. A mixture of chemicals used as a propellant in firearms and explosives.
Down
- 1. An electronic device for voice communication over long distances.
- 3. A human-powered vehicle with two wheels, typically used for transportation and exercise.
- 4. A communication device that transmits messages over long distances using electrical signals.
- 8. Machine A mechanical device used to stitch fabric together quickly and efficiently.
- 9. A communication device that broadcasts audio signals over the airwaves.
- 10. A thin material made from pulp, used for writing, printing, and packaging.
- 12. Bulb An electric device that produces light when electricity flows through a filament.