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Across 1. The y-axis is _____ 3. Launching a projectile at 60 degrees will likely result in a similar range to projectiles launched at ____ degrees. 7. Another name for air resistance on a solid object moving through a fluid, like air. 9. The x-axis is _____ 11. Launching a projectile at this angle will likely guarantee the greatest range. 12. A push or pull that can cause an object to change its state from rest to motion or from motion to rest. 13. _______ applies a vertical downward force on a projectile 15. The path of a projectile under the influence of gravity ideally follows a curve of this shape 18. Two types of friction: surface friction experience by tires against the road and _____ friction experienced by projectiles traveling through the air. 19. Launching a projectile at 75 degrees will likely result in a similar range to projectiles launched at _____ degrees 20. The greater the _____ of an object, the more inertia it has.

Down 2. The path followed by a projectile in motion. 4. An object or missile that carries it's own fuel source. 5. A projectile has two forces acting on it while in flight: gravity and _____. 6. A fired or thrown object, such as a bullet, that has no built-in fuel source. 8. Another name for horizontal distance, used in physics. 10. The science of a solid objects, fluids (air) and motion or what happens when a solid objects moves through a fluid. 14. The tendency of a body at rest to remain at rest or a body in motion to remain in motion. 16. Adjusting the launch ____ will have a large effect on the range or altitude traveled by a projectile. 17. The angle of launch that will likely guarantee the highest altitude.