Chapter 15,16,17,18&19
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| Primary explosives are? | NOT very stable
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| Debris recovered from the site of an explosion is routinely rinsed with _____ in an attempt to recover explosive residues. | acetone
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| What is a homemade explosive that has been used by terrorist organization in the Middle East? | TATP
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| Which of the following statements is false? | Dynamite is an initiating high explosive.
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| Which is NOT a high explosive? | black powder
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| An explosive readily detonated by heat or shock is: | primary eplosive
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| What is NOT true about taggants? | They are widely used to help trace an explosive to its last legal possessor.
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| Spot testing for the presence of explosives can be confrimed in the laboratory using | IR & x-ray defraction
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| The most widely used low explosive is | black powder & smokeless poweder
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| A procedure commonly used as a test for explosive residues is: | GC/MS,color spot test/thin layer/GC
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| A chemical used to synthesize the explosive TATP is? | hydrogen peroxide
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| High explosives can be classifed as either ___or___explosives. | Primary;secondary
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| The chemical ingredients of black powder are commonly: | potassium nitrate, charcoal, sulfur
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| ____ explosives detonate almost instantaneously to produce a smasing or shattering effect. | High explosives
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| _____ is NOT a military explosive. | nitroglycerin
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| Eplosives taht decompose at relatively slow rates are classifed as: | Low explosives
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| Telltale signs of arson include: | accelerant,"streamer",separate points orgin, trails of burn patterns
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| Combustion occurring at the surface of the solid describes: | glowing combustion
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| Factor that contribute to abnormal observation at a fire scene include: | winds&drafts,secondary fires,structure holes,stirways&elevator shafts
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| When investigator search a fire scen, the first focus must be on: | finding the origin of the fire
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| Which instrmmentation is considered the most sensitive and reliable for detecting and characterizing flammable residues? | GC
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| A common classification system charaterizes ignitable liquids based on their boliing point ranges and number of ___ moeclues as light, medium and heavy petroleum distillates. | carbon
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| Heat ennergy can ignite distant objects through the transmission of: | Electromagnetic energy
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| Complex chromatographic patterns can be simplified by passing the compoinents emerging from the GC column through | mass spectrometer
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| The transfer of heat energy by movement of molecules withi a liquid or gas is: | convection
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| A fuel can only achieve combustion in: | gaseous state
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| The minimum temp at which fuel vapor will ignite is known as: | the ignition temp
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| All combustible fules simultaneously igniting to engulf a structure in flames is known as: | flashover
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| Gasoline residues are best characterized by: | gas chromatography
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| A natural heat-producing process that may give rise to a fire is: | spontaneous combustion
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| The decomposition of organic matter by heat describes: | pyrolysis
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| Hydrocarbon acelerants can be detected by: | portable dector(sniifer)/traied dogs
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| _____ can not be determinded from a lab examination of evidence recovered from an arson. | The brand name of the gasoline used to start the fire.
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| The chemical reaction associated with a fire is | oxidation
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| The transfer of heat energy by he movement of molecules witin a liquid or gas is: | Convection
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| _____is used to analyze the make and model of a printer when it is not physical available. | Class characteristics
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| A data bank of ink dye patterns has been maintained by the U.S. Secret Service using: | TLC
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| Document examiners frequently uncover the original writing or words that have been crossed out with the aid of: | infrared radiation
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| Inks on hadwriteen documents may be copared for their chemical composition by the tech of: | thin-layer chromatogrphy
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| The process by which the image is stored inn memory by scanning and converting by computer into array of digital intensity values called picture elements is known as: | digitizing
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| Some inks, when expsoed to blue-green light, absorb ___ radiation and emit light. | infrared
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| Fax machines print a header known as ___ at the top of each fax page which may become a very importat point of comparison. | TTI
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| Which of the following is NOT considered a hardware device? | The opperating sysytem
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| which of the following is NOT considered a type of software | Random Access Memory
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| What we know as the internet was orginally developed in? | 1969
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| What keeps track of the location of files and folders on the HDD? | the FAT
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| One gigabyte can be expressed as: | 1,000 megabytes(MB)
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| When is it necessary to make a "fingerprint" of a HDD? | before and after imaging its contents
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| Which of the following is not considered to be classified as software? | Floppy dics
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| Hard drive partitions are typically divided into? | Cluster, Tracks,Cylinders & Sectors
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| The complex of wires located on the motherboard which seres to carry data from one hardware device to another is" | ROM
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| One should not look for "latent" data in: | temporary files
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| Sectors are typically ___ bytes in size. | 512
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| One should not search for "visible" date in: | unallocated space
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| A ____ is an automated search tool used to locate information on the internet. | Search engine
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| A quick method for sweitching back and forth between related web pages is to use: | Hyepertext
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| A _____ will provide the user with the capabilities for acessing web pages on the world wide web. | brower
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| Files containing chat and instant messaging are most likely stored in: | RAM
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| which service will allow the user to select informative messages of his or her choice fromt he systems bulletin board-like setup? | Newgroups
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| A service offered through the internet that will send messages concerning a specific topic directly to you e-mail acount is? | mailing list
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| If an individual wishes to send a message to another individual located in another part of the world he or she would use which sustem? | Electronic mail
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| The area of the internet where all the documents of informatoin are collected is called the: | World Wide Web
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| When looking at the deceased vitim,investigators should look for | wounds&blood,fingernail scraping&finails
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| Which factor would not effect decomposition? | sex of individual
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| The stiffening of the body musces after death is called? | rigor mortis
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| The term used to describe when blood settles to the bottom side of the body is? | lividity
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| Bodies found in air cecompose ____ as fast as those found submerged in water. | twice
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| What is studied in forensic playnology? | pollen and spores
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| The most reliable bone to determine sex is? | pelvis
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| The second best bone for determining sex is? | skull
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| Baby teeth are also known as? | deciduous
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| Adults that have a full set of teeth contain___teeth in total. | 32
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| Children usually get their first final permanent teeth by about. | 6-8 yrs
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| Children usually have their first tooth eruption at what age? | 7 mo
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| What part of the bone is responsible for most of the length of the bone | metaphysis
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| What bones are used to determine height? | humerus,radius & ulna
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| The best bone to determine race is? | skull
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| Toward midline | Medial
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| Away from midline | Lateral
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| Closer to any point of reference on the body | Proximal
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| Farther from any point of reference on the body | distal
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| How many bones are usually found in an adult human? | 206
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