Fingerprint

What pattern is this?

• Loop
• Arch
• Whorl

What pattern is this?

• Loop
• Arch
• Whorl

What pattern is this?

• Loop
• Arch
• Whorl

On which of these surfaces could a fingerprint be recovered with superglue fuming?

• glass
• clothing
• paper
• brick

When are fingerprints formed?

• When you are a teenager
• During fetal development
• By the time you are two years old
• At birth

Used to develop prints using vapors because it sublimes at room temperature.  Not permanent.

• Iodine
• Superglue
• Ninhydrin

Tags

NGSS.MS-PS1-4

Which chemical produces a brown print that should be photographed because it fades?

• Cyanoacrylate
• Ninhydrin
• Iodine
• Silver Nitrate

What pattern is this?

• Loop
• Arch
• Whorl

The area indicated by "B" in the diagram is known as a(n)

• Core
• Delta
• Whorl
• Arch

Do two people ever have the same fingerprints?

• yes
• no

Tags

NGSS.HS-LS3-3