Match each vocabulary word to the correct definition. 1. concentric fractures 2. demonstrative evidence 3. class characteristics 4. chemical properties 5. documentary evidence 6. comparison a. can only be associated with a group and not a single source. b. fractures that form a circle around the point of impact. c. evidence that is used to recreate or illustrate a crime. d. the process of testing a suspect sample with a known sample to prove whether or not they share a common origin. e. describe what happens when a substance reacts with another substance. f. any type of written or recorded evidence, such as a recording of a telephone conversation or a video recording of a crime.