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Investigations > Section 2.2 > Flashcards

Section 2.2 Flashcards

1
Q

______ can tell us a selection of the truth but it does not mean that is is completely accurate.

A

Photos

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2
Q

There are a lot of different types of camera that are used for different things. True or False

A

True

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3
Q

A camera that only takes pictures and nit videos is called what?

A

Still camera

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4
Q

Lots of photos strung together with sound. usually records audio as well.

A

Video

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5
Q

Rare today. Most cameras are now digital.

A

Film

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6
Q

Digital: Must gage the quality based on a lot of factors. True or false.

A

True

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7
Q

What is the lowest quality of digital photos?

A

Cell phone cameras

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8
Q

P and S

A

Print and Shoot

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9
Q

Simple and easy to operate. Cameras that are point and push a button to take a picture.

A

Point and Shoot

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10
Q

Fancy camera

A

DSLR

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11
Q

Hopefully the police department can afford this camera. There are a million options and the quality is better.

A

DSLR

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12
Q

Suspect has touched the table and the police come in and dust for prints. They can use a _______ _______ with a mount at the right distance and lighting and take a picture and it has the best quality.

A

Fingerprint Cameras

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13
Q

What cameras do police use today that are amazing?

A

Body Cameras

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14
Q

Body Cameras are great but we must figure out what?

A

When they should be turned on and off

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15
Q

Used in court cases a lot. Also used in traffic stops. Not the best quality.

A

Dashboard Cameras

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16
Q

Sphere camera that takes 360 images. Police can use them for crime scene photos to get a one file image of the entire scene.

A

360 Camera

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17
Q

Do you need to be trained to do specific things with a camera?

A

Yes

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18
Q 
Evidence photos
fingerprint photos 
mug shots 
body cameras 
A few examples and you need to be \_\_\_\_\_\_ \_\_ \_\_\_\_\_\_\_ them.
A

trained to use them

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19
Q

Judge a camera by the what?

A

Resolution

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20
Q

What is the number of pixels in the image?

A

Resolution

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21
Q

When you zoom into a photo, each square that is a solid color is what?

A

A pixel

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22
Q

The more ______ you have in an image the more details that you are going to get.

A

Pixels

23
Q

When you take a crime scene photo, everything will not fit into one image. You need to take what kind of photos?

A

Overlapping

24
Q

What is something you put on the ground next to a footprint so you will know how big it is?

A

Marker

25
Q

Markers usually have a measuring tape on the side and you can put it next to the evidence as close as possible and when you take a picture you can measure by using the marker in the photo. True or False

A

True

26
Q

Can you use a make shift marker if it is a standard size?

A

Yes

27
Q

There are three ranges
1.
2.
3.

A
  1. Close
  2. Medium
  3. long
28
Q

Close is super close.
Medium is a few feet
Long is a long way off.
You want to get _______ of each at the crime scene.

A

Photos

29
Q

Every piece of Evidence

A

Close photo

30
Q

important parts of the scene

A

Medium Range

31
Q

Entire crime scene

A

long range

32
Q

If someone moved it, ___________!

A

do not move it back

33
Q

If you arrive at a crime scene and someone has moved evidence to a different location should you move it back?

A

No. The scene is already messed up do not mess it up anymore.

34
Q

If a piece of evidence has been moved should you mark down in your notes that it has been moved?

A

Yes

35
Q

Especially in long range photos but also in close and medium it is important to have what marked?

A

True North

36
Q

A lot of times True North is marked with the markers. True or False

A

True

37
Q

Officers can use a compass to figure out true north and set their marker along the North line and take the photo. You will be able to tell size and orientation in all of the photos. True or False

A

True

38
Q

Make sure in videos that you what?

A

Verbalize clearly

39
Q

Narrate what the video is showing. What, when, where who, etc. Do not mumble or be quiet. You must slow down and speak clearly. True or False

A

True

40
Q

You must maintain perspective! True or False

A

True

41
Q

When you are at a crime scene and taking a photo you need to maintain what?

A

normal perspective. Find a good angle that is natural

42
Q

Surveillance is what kind of photography?

A

Specialized

43
Q

May take a few days to get the photo. Need a nicer camera because you will need to be far away but be able to zoom enough to get a lot of detail. What type of specialized photography is this?

A

Surveillance

44
Q

Do you need a high end camera for surveillance photography?

A

yes

45
Q

Valuable in a lot of crimes such as robbery but does not have very good quality.

A

Security cameras

46
Q

The main reason for security cameras is what?

A

deterrence

47
Q

Take photos from a plane or drone in the 21st century or satellite. What kind of photography is this?

A

Aerial photography

48
Q

________ are amazing because they can go anywhere and take pictures of everything. You can get a fair amount of detail as well as the time based on the shadow of the sun.

A

Satellite

49
Q

Google Earth is an example of what?

A

Aerial photography

50
Q

This type of photo was not too popular until recently

A

Night vision photo

51
Q

Example, you can increase the exposure time on a photo to get just enough light to make the image show up lighter.

A

Night photos

52
Q

Example, Voyager the spacecraft. Was able to able to open the shutter for around ten seconds while rotating to get enough light to make the photo look like it was a bright sunny day on Neptune. True or False

A

True

53
Q

It takes any tiny bit of light and magnifies it as much as it can so to the human eye it looks like brightness. The problem is the colors do not come through well.

A

Night vision

Investigations (21 decks)

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