Across
- 7. to wave something
- 8. a machine that uses the energy from liquid or steam to produce movement
- 10. travel by air
- 11. to move or travel on land a vehicle
- 13. the first example of something, such as a machine or other industrial product
- 14. a chemical element that exists in its pure form as diamond or graphite
Down
- 1. the flat part of the body used for flying
- 2. the frame of a vehicule, usually including the wheels and engine
- 3. a cirucilar object for making vehicles or parts of the machien move
- 4. a road vehicle with an engine, four wheels and seats for a small number of people
- 5. how fast something moves
- 6. to put more fuel into an aircraft to continue its journey
- 7. a journey in an aircraft
- 9. a piece of glass with a shiny metal covered back that reflects light
- 12. the amouunt that something or someone weighs
