Across
- 4. The material used for the tires of the bicycles built after the Hobbyhorse
- 8. To what does gasoline have harmful effect to
- 11. People could take this with their family members using the Model T cars
- 13. A characteristic of what a modern car uses instead of gasoline
- 14. The best known out of the steam-powered cars
- 15. This was used to turn the car
Down
- 1. An early version of the modern bicycle
- 2. The surname of the person who build the Model T in 1908
- 3. What an internal combustion in cars was fuelled by
- 5. The type of tires on modern bicycles, suitable for riding on roads
- 6. The amount of cars that were owned by Americans by the 1920's
- 7. The material used for the frame of bicycles built after the Hobbyhorse
- 9. The type of tires on modern bicycles, suitable for riding on rough ground
- 10. This was added to the bicycle to move and stop it
- 12. The earliest cars were powered by this