Across
- 1. to wave something, especially wings when or as if flying
- 3. a piece of glass with a shiny, metal-covered back that reflects light
- 6. he frame of a vehicle, usually including the wheels and engine, onto which the metal covering is fixed
- 8. a person who flies an aircraft
- 9. a person who is travelling in a vehicle but is not driving it, flying it, or working on it
- 10. a machine that uses the energy from liquid fuel or steam to produce movement
Down
- 2. he first example of something, such as a machine or other industrial product, from which all later forms are developed
- 4. a circular object connected at the centre to a bar, used for making vehicles or parts of machines move
- 5. the flat part that stick out from the side of an aircraft and support it when it is flying
- 6. a chemical element that exists in its pure form as diamond or graphite
- 7. how fast something moves