Questions from Crime and Investigation

Q: You are the first officer at the scene of an outdoor assault

You are the first officer at the scene of an outdoor assault. You find the victim bleeding but conscious, with two of the victim’s friends and several onlookers standing nearby. You call for backup an...

Q: Classify the following chromatograms of ignitable liquids as low, medium,

Classify the following chromatograms of ignitable liquids as low, medium, or high petroleum distillates. Refer to Figure 17–10.

Q: The following pieces of evidence were found at separate explosion sites.

The following pieces of evidence were found at separate explosion sites. For each item, indicate whether the explosion was more likely caused by low or high explosives, and explain your answer: a. Lea...

Q: Which color test or tests would you run first on a suspect

Which color test or tests would you run first on a suspect sample to test for evidence of each of the following explosives? Explain your answers. a. Tetryl b. TNT c. Chlorate d. Nitrocellulose

Q: Criminalist Matt Weir is collecting evidence from the site of an explosion

Criminalist Matt Weir is collecting evidence from the site of an explosion. Arriving on the scene, he immediately proceeds to look for the crater caused by the blast. After finding the crater, he pick...

Q: Criminalist Julie Sandel is investigating a series of threatening notes written in

Criminalist Julie Sandel is investigating a series of threatening notes written in pencil and sent to a local politician. A suspect is arrested and Julie directs the suspect to prepare writing samples...

Q: In each of the following situations, indicate how you would go

In each of the following situations, indicate how you would go about recovering original writing that is not visible to the naked eye. a. The original words have been obliterated with a different ink...

Q: You have been asked to determine whether a handwritten will, supposedly

You have been asked to determine whether a handwritten will, supposedly prepared 30 years ago, is authentic or a modern forgery. What aspects of the document would you examine to make this determinati...

Q: If a file system defines a cluster as six sectors, how

If a file system defines a cluster as six sectors, how many bits of information can be stored on each cluster? Explain your answer.

Q: Criminalist Tom Parauda is investigating the scene of a crime involving a

Criminalist Tom Parauda is investigating the scene of a crime involving a computer. After he arrives, he photographs the overall scene and takes close-up shots of all the connections to the single com...