Fingerprints
footprints
chromatography/ handwriting
Definitions
From the whole unit
100

The 3 fingerprint pattern types.

What is a loop, whorl and Arch

100

What is a measurement from the heel of one print to the toe of the next?

stride

100

What happens when you place a water soluble maker on a coffee filter or chromatography strip and place the strip in water

The ink will rise and the different colors will separate.

100

When investigators use their senses to record information about a scene

observation

100

1) Observation 2) Evidence Collection 3) Run tests 4) Make an inference 5) Hypothesis 6) Conclusion

What are 3 step involved in solving a crime.

200

What are the 3 ridge characteristics.

1) Bifurcation (fork) 2)Lake 3) Ridge endings 4)Island

200

as the speed increases so does that...

 stride length

200
The responding variable in the chromatography experiment is?
What is the different colors that show up and the distance the colors travel up the strip.
200

What are two types of observations

qualitative and quantitative

200
list two different fabric tests.
What are: stretch test, colorfastness test, absorbency test, wrinkle test, tread test.
300
is like a wave or a hill. The ridges enter one side of the print, rise in the middle and exit on the opposite side of the print.
What is an Arch
300

Give three things that a footprint/ animal track can tell an investigator.

What are the size of person/animal, direction of travel, how many are moving, the speed of travel, possibly the weight and height, and type of animal 

300
the amount of water used, type of marker, container size are know as what?
What are controlled variables
300

What is a clue that is left behind from something or someone.

Evidence

300
man-made fibers are more likely to__________than natural fibers.
What are more likely to melt and give off noxious fumes.
400
An Bifurcation is..
What is a ridge the splits off into two ridges.
400
one way to collect of footprint is?
What is a rubbing, casting, photograph, electro static lifting.
400

How is chromatography and handwriting analysis useful in an investigation.

(answer may vary) It can tell who wrote a note if one is left at a crime seen or what pen was used to write the note.

400

To try to find out the facts about something in order to learn how it happened is...

What is an Investigation

400
"The grass on the school’s front lawn is wet." What is a plausible inference that can be made.
answer may vary.
500

This is what causes fingerprints to transfer on to objects we touch?

oils and sweat
500
people who are taller tend to have a_______shoe size while a people who is smaller tends to have a_______shoe size.
What is a larger and smaller
500

list 3 helpful things to look for when analyzing a handwriting sample

What is are: Spacing and slant of the letters, Spacing of the words, Pressure on the page, Formation of letters and loops , Dotting of the letters, Crossing of the letters, How letters are joined, Combination of printing and writing, Size of the letters, Extra marks on the page, Writing tool used.

500

 explanation of an observation that is plausible.

What is an inference...

500

What are the Characteristics of soil that can help distinguish it from other samples?

What are: Color, texture, odor, Content

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