Across
- 3. smaller droplets of blood projected from larger drops of blood upon impact with a surface
- 4. without a defined shape or form
- 8. a collection of mineral crystals formed into a recognizable pattern
- 13. two-dimensional view of the intersection of lines formed by drawing a line through the main axis of at least two drops of blood that indicates the general area of the source of the blood spatter
- 16. location of the blood source viewed in three dimensions as determined by projecting angles of impact of individual bloodstains
- 17. a fiber produced naturally and harvested from animal, plant, or mineral sources
- 18. a mathematical method of estimating positions of objects at a location such as a crime scene, given locations of stationary objects
- 21. the passing of evidence, such as a fiber, from victim to suspect or vice versa
- 22. a lengthwise yarn or thread in a weave
- 26. reasoned from facts
- 28. a multidisciplinary approach in which scientific and legal professionals work together to solve a crime
- 29. one of several reference points of known coordinates marked from a measurable distance and direction from the datum point
- 30. substance that provokes an immune response in the body
- 31. evidence used to imply a fact but not support it directly
- 37. the transfer of evidence such as a fiber from a source to a person, and then to another person
- 39. small, repeating molecules that can link to form polymers
- 43. the combination of details in the shapes and positions of ridges in fingerprints that makes each unique; also called ridge characteristics
- 44. evidence that is consistent when retested
- 45. a fiber made from a manufactured substance such as plastic
- 47. small but measurable amounts of physical or biological material found at a crime scene
- 48. smeared blood pattern created when an object moves through blood that is not completely dried
- 50. fibers that have been spun together
- 54. a form used to record and preserve a person’s fingerprints
- 59. the number of ridges between the center of a delta and the core of a loop
- 62. a crosswise yarn or thread in a weave
- 63. using science to help resolve legal matters
- 64. geometrically shaped
- 65. a long strand of fiber that is composed of thinner fibers spun together
- 66. a visible fingerprint that happens when fingers coated with blood, ink, or some other substance touch a surface and transfer their fingerprint to that surface
- 67. a possible explanation of a question or problem based on prior knowledge or observation
- 68. the attraction between molecules of like substances
- 69. FBI-developed national database of more than 76 million criminal fingerprints and criminal histories
- 70. a microscope that uses a beam of electrons to produce a 3-D view of a very small sample under great magnification up to 10,000,000 times
- 72. a microscope that uses a filter to produce parallel light rays to view the 3D structure of solid samples
- 73. uses measurements and statistical analyses of someone’s physical characteristics to aid in their identification
- 74. a triangular ridge pattern
- 75. a folded paper used to hold trace evidence
Down
- 1. blood projected onto a surface as a result of being flung from an object in motion
- 2. a concealed fingerprint made visible through the use of powders or forensic techniques
- 5. a location other than the primary crime scene, but that is related to the crime; where evidence is found
- 6. a permanent, fixed point of reference used in mapping a crime scene
- 7. what a person perceives using their senses
- 9. a kind of evidence that identifies a particular person or thing
- 10. a flexible, flat material made by interlacing yarns
- 11. a fingerprint pattern that resembles a bullseye
- 12. the location where the crime took place
- 14. the first safety official to arrive at a crime scene
- 15. evidence properly collected and documented that truthfully supports a claim based on objective, scientific data from reliable sources
- 19. proteins secreted by white blood cells that attach to specific antigens
- 20. the documented and unbroken transfer of evidence
- 23. the attraction between molecules of unlike substances
- 24. an impression left on any surface that consists of patterns made by the ridges on a finger
- 25. elongated blood streak radiating away from the center of a bloodstain
- 27. reaction in which antibodies attach to specific antigens; causes agglutination in cross blood-type transfusions
- 32. substance composed of long chains of repeating molecules
- 33. a fingerprint pattern in which the ridge pattern originates from one side of the print and continues to the other side
- 34. clumping of cells caused by an antigen–antibody response
- 35. deriving a conclusion from the facts using a series of logical steps
- 36. a hypothesis of the sequence of events from before the crime was committed through its commission
- 38. personal belief founded on judgment rather than on direct experience or knowledge
- 40. a microscope that uses light waves between visible light and X-rays as its light source to produce various identifying colors in a sample
- 41. blood pattern resulting from a lateral transfer from a moving source onto another surface
- 42. the smallest indivisible unit of a textile
- 46. the recognizable pattern of the ridges found in the end pads of fingers that form lines on the surfaces of objects in a fingerprint. They fall into three categories: arches, loops, and whorls
- 49. a three-dimensional fingerprint made using soft material such as clay, soap, or putty
- 51. blood drop created solely as a result of gravity
- 52. evidence that (if authentic) supports an alleged fact of a case
- 53. angle at which blood strikes a target surface relative to the horizontal plane of the target surface
- 55. a fingerprint pattern in which the ridge pattern flows inward and returns in the direction of the origin
- 56. the ability to identify a concept or problem, isolate its component parts, organize information for decision making, establish criteria for evaluation, and draw appropriate conclusions
- 57. a microscope that uses infrared light as its source for viewing a sample’s heat profile
- 58. information received from the senses
- 60. a person who has seen someone or something related to a crime and can communicate their observations
- 61. a statement or information that can be verified
- 71. a center of a loop