Across
- 2. air pressure _____ as altitude increases
- 5. movement in relation to frame of reference
- 8. opposes the motion of objects that touch
- 10. ratio of mass to area
- 11. ______ force allows satellites to orbit
- 13. 2 or more velocities add by vector ______
- 14. unit of force
- 15. length of path between two points
- 16. equal to the weight of fluid displaced
- 20. a force that acts between any two masses
- 22. upward force of a fluid
- 23. ratio of distance to the amount of time taken
- 24. rate at which velocity changes
- 27. pressure of fluid decreases with speed
- 28. system uses pistons and pressurized fluid
Down
- 1. movement to ground solely by gravity
- 3. speed on a distance-time graph
- 4. overall force acting on an object
- 6. fluid friction acting through the air
- 7. a push or pull acting on an object
- 9. speed and direction of motion
- 12. force distributed over an area
- 17. school I attend
- 18. a measure of inertia
- 19. the unit for pressure
- 21. distance/time
- 25. a substance that assumes the shape of container
- 26. tendency of an object to resist motion