Bill Nye Forensics

What do forensic scientists do?

• They only study ancient times.

• They learn what happened by studying clues and evidence.

• They only investigate car crashes.

• They make things disappear.

What is the first thing a forensic scientist should do when they arrive at a crime scene?

• Immediately pick up all the evidence.

• Clean up the area.

• Do nothing to avoid disturbing evidence.

• Call more people to help.

Why do our fingers leave prints on things we touch?

• Our fingers are sticky.

• Our skin has a pattern of oily ridges.

• We have special ink on our hands.

• It's a magic trick.

What other things, besides human fingers, can leave tracks or prints that forensic scientists might study?

• Only animals.

• Only cars.

• Cars, bicycles, and shoes.

• Only human hands.

What part of a fingerprint helps make it visible when chemicals are used?

• The color of the skin

• The moisture and oils

• The unique patterns

• The size of the finger

How do forensic scientists often figure out where a fire started?

• By checking the color of the smoke.

• By finding the area with the most damage.

• By listening for sounds during the fire.

• By counting the number of burnt items.

What is the special chemical found in almost every cell of a living thing that makes each person unique?

• Water

• Oxygen

• DNA

• Sugar

What is chromatography used for in forensic science?

• To measure the temperature of a crime scene.

• To identify different colors in a pen's ink.

• To find out how old a piece of paper is.

• To check the weight of small objects.