Across
- 2. Along with whom did Bill Gates found Microsoft?
- 4. In terms of computing, what does CPU stand for?
- 6. The Hubble Space Telescope is named after which American astronomer?
- 7. Solar power generates electricity from what source?
- 11. What does the abbreviation WWW stand for?
- 12. Is the wavelength of infrared light too long or short to be seen by humans?
- 13. True or false? Atomic bombs work by atomic fission.
Down
- 1. True or false? Gold is not a good conductor of electricity?
- 3. Nano, Shuffle, Classic and Touch are variations of what?
- 5. What is the Earth’s primary source of energy?
- 8. True or false? Nintendo was founded after the year 1900.
- 9. Did the original Sony Playstation use CDs or cartridges to play games?
- 10. Firefox, Opera, Chrome, Safari and Explorer are types of what?