Across
- 2. rate of work being done
- 6. direction of normal force to the surface
- 8. _____________ law; explains the relationship between displacement and force in springs
- 9. energy due to motion; dependent upon speed
- 13. change in velocity divided by time
- 15. vector quantity that only depends on endpoints
- 17. amount of acceleration when object is moving at a constant speed
- 18. __________ weight; why you feel lighter or heavier on a rollercoaster
- 21. cannot exceed 4 for safety reasons
- 23. when you feel weightless; occurs when normal force is zero
- 24. direction of elevator when you feel like you weigh less than usual
- 26. relationship between amount of force required for stretch of a spring
- 27. field force
- 29. force responsible for apparent weight
Down
- 1. loops that are larger at the bottom and smaller at the top
- 2. component of force required for work
- 3. gravity is known as an _____________ square law
- 4. conservation of ___________
- 5. potential energy due to position in a gravitational field
- 7. spring __________, used to describe the spring
- 10. spring with a large "k" value
- 11. sum of all potential and kinetetic energies
- 12. center-seeking
- 14. why Hooke's law is negative; it is a ___________ force
- 16. potential energy found in springs
- 19. distance traveled divided by time; scalar
- 20. mass x gravity; a force
- 22. net ___________ responsible for all accelerations
- 23. opposes the force of motion; air resistance is a type of this
- 25. product of a force applied over a certain distance
- 28. normal force at the top of a loop is ___________ compared to the force of gravity; why you feel lighter