Across
- 3. an electrical machine that converts electrical energy into mechanical energy
- 5. stream of charged particles, such as electrons or ions, moving through an electrical conductor or space
- 8. the force needed to overcome the resistance of air (drag) to the passage of an aircraft
- 10. forces that oppose the relative motion of an object through the air
- 11. the component of the aerodynamic force that is perpendicular to the flow direction
- 13. a resource of which there is an endless supply because it can be replenished
- 15. natural movement of the air
- 16. is the difference in electric potential between two points
Down
- 1. the rate at which electrical energy is transferred by an electric circuit
- 2. something exerted on a body by the air (or other gas) in which the body is immersed
- 4. materials from the Earth that are used to support life and meet people's needs.
- 6. a measure of the opposition to current flow in an electrical circuit
- 7. a child's toy consisting of a stick with colored vanes that twirl in the wind
- 9. the study of the properties of moving air and the interaction between the air and solid bodies moving through it.
- 12. Portion of your wind turbine that rotates and catches air to spin.
- 14. the space (usually measured in degrees) between two intersecting lines or surfaces at or close to the point where they meet