402 Science Oct 2019 Unit F Review
Across
- 1. an area of crowded particles followed by widely spaced particles
- 5. a reflected sound
- 9. the amount of energy in a sound wave
- 10. the flow of heat between two touching objects
- 12. a bar over a fixed point
- 13. the objects used for comparing an objects position
- 17. stored energy
- 19. an object's speed and direction
- 20. a machine that has only a few parts
- 22. the force used to do work
- 23. the flow of thermal energy
- 26. forces that cancel each other out when acting together on a single object
- 27. the distance from the peak of one wave to the peak of the next
- 29. the transfer of heat through liquids and gases
- 31. a force that works between the surfaces of objects that touch
- 32. the transfer of energy through space
- 34. how far apart two points are
- 35. things that do not transfer heat well
- 36. the number of vibrations in a given amount of time
Down
- 1. a change in distance over time
- 2. back and forth motion
- 3. the location of an object
- 4. two or more simple machines
- 6. energy of motion
- 7. a force that acts over a distance and pulls all objects together
- 8. supports a lever
- 11. forces that are not equal
- 14. the ability to do work
- 15. the tendency of a moving object to stay in motion, or an object at rest to stay at rest
- 16. the loudness of sound
- 18. a push or pull
- 21. is done when a force is used to move and object
- 24. a simple machine with a flat, slanted surface
- 25. any change over time in the speed or direction of a moving object
- 28. metric units used to measure force
- 29. things that transfer heat well
- 30. the object being moved
- 33. the highness or lowness of sound