Chapter 3 & 4
Across
- 3. small, rounded opening
- 4. acting forces are unbalanced
- 6. mass divided by volume
- 8. force applied to an object times the distance the object moves in tge direction of the force
- 11. property of matter
- 13. network to intertwining vessels
- 14. series of separate bones or cartilage
- 17. fishes without jaws
- 18. derived diapsids
- 20. changes in shape and size
- 22. sharks and their allies
- 27. farsightedness
- 29. bony fish that rest on one side against the substrate
- 30. rate at which work gets done
- 31. measurement of variables with a magnitude and a direction
- 32. dinasaur with downy feathers
- 34. all force acting on an object balance
- 35. plate and skin
- 37. measure of force
- 38. anterior clustering of specialized sensory organs
- 39. vertebrates with jaws
- 40. resembled modern chimaeras
Down
- 1. constructed of highly specialized capillary beds
- 2. rate of change in an object position
- 5. vertebrates producing embryos wrapped in such an amnion
- 7. shell and skin
- 9. encloses the notochord
- 10. supports the sensory organ in the head
- 12. rate of change in its velocity
- 15. birds with talons
- 16. study of size and its consequences
- 19. called ray-finned
- 21. devices that transfer forces
- 23. describes growth in which the proportions remain constant
- 24. bony fishes
- 25. pivor point
- 26. external nostrils opening internally to the mouth through holes
- 28. force divided by tge area over which it acts
- 33. effects of one body acting on another through their respective mass and acceleration
- 36. transportation wherein a tissue change from one type to another