Discoveries of Man
Across
- 1. - A device used to observe distant objects in space, leading to discoveries about the universe.
- 4. - The discovery of this energy form revolutionized technology and brought about various inventions.
- 5. - The art and science of capturing and creating images through the use of a camera and light.
- 7. - A device used for mathematical calculations, simplifying and speeding up complex computations.
- 8. - The invention of the steam engine powered the industrial revolution and transformed transportation and manufacturing.
- 9. - A tool used to magnify objects that are too small to be seen by the naked eye, allowing for scientific discoveries.
- 12. - Invented by Alexander Graham Bell, it allows people to communicate over long distances.
- 13. - A circular object that rotates on an axle, invented for transportation and making work easier.
- 14. - A form of electromagnetic radiation discovered by Wilhelm Conrad Roentgen, used for medical imaging.
- 16. - The discovery of the double helix structure of DNA by Watson and Crick paved the way for advancements in genetics and understanding of heredity.
- 18. - The discovery of radioactivity by Marie Curie led to advancements in nuclear science and medicine.
- 19. - An antibiotic discovered by Alexander Fleming that revolutionized medicine and saved many lives.
Down
- 2. - A machine that enabled the mass production of books and facilitated the spread of knowledge.
- 3. - The invention of powered flight by the Wright brothers revolutionized travel and transportation.
- 5. - A writing instrument that replaced quills and made writing more accessible and convenient.
- 6. - A device that allows the transmission and reception of sound signals through electromagnetic waves.
- 10. - An invention that captures and preserves images, allowing us to capture moments and create memories.
- 11. - A global network of computers that revolutionized communication, information sharing, and access to knowledge.
- 15. - The discovery of microchip technology led to the development of computers and modern electronics.
- 17. - One of the earliest discoveries made by humans that led to warmth, cooking, and protection.