On Target

2. The peak altitude of a rocket
4. The rotation of an aircraft in relation to an axis running from wing to wing (nose up or nose down)
5. A property of matter by which it continues in its existing state of rest or uniform motion in a straight line, unless that state is changed by an external force
7. The rotation of an aircraft in relation to a vertical axis
12. The path followed by a projectile flying or an object moving under the action of given forces
14. An element, feature, or factor that is liable to vary or change
16. The force that pulls down on any object near the surface of the earth
18. The study of the properties of moving air
20. The main body of an aircraft
21. The property of an object changing position in relation to its immediate surroundings
22. A force that pushes objects upward

1. Well known for his Laws of Motion
3. The force of flight that pushes an aircraft forward
6. The closeness of a measured value to a standard or known value
8. A change in velocity
9. The quantity or amount of matter an object has
10. The study of the science of flight
11. The closeness of two or more measurements to each other, independent of accuracy
13. Resistance or friction force experienced by any object moving through air
15. The quantity of motion of a moving body, measured as a product of its mass and velocity
17. The rotation of an aircraft in relation to an axis running from nose to tail (roll is left to right)
19. A force that acts on an aircraft to pull it back to earth