Forensic Science

Brodie Tai Jesse

Forensic Science

1. Write a the definition of forensic science in your own words?

https://en.oxforddictionaries.com/definition/forensic

2. What are 5 different things that forensic scientists do?
    Look at the "What you will do" section on the careersnz website.

Finger prints

Aim: To look at the different types of fingerprints.

Materials: 

1.   Ballon
2.   Ink
3.   Finger

Steps

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Record the types of fingerprints from those in your group.

Name	Fingerprint 1 (Thumb)	Fingerprint 2 (index finger)
Tai	Loop	Loop
Jesse	Arch	Loop
Brodie	Arch	whorl

Questions:

Do people always have the same type of fingerprint on their thumb and index finger?


What was the most common type of fingerprint in your group?

Hidden fingerprints:

Aim: To learn how to lift hidden fingerprints from an object.

1. Lifting and Gathering fingerprints.

Equipment:

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Method: 

1. 
   
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Results:

Insert a photo of your lifted fingerprints here:

Conclusion Questions:

Did you manage to lift clear fingerprints?

What could you do to improve your results next time?

Why do you think fingerprints are useful to crime scene investigators?

MONDAY, MARCH 25, 2019

Home chemistry - Fizzy Drink

Aim: To see which is the best recipe using baking soda and citric acid for making fizzy drink bubbles.

In groups of 3 write on the hexagons and explain to the class why you chose these words.

Equipment:

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Recipe:

1. 1 t baking soda
2. 1 t tartaric acid
3. 1 cup water

Steps:

1. Combine baking soda and tartaric acid into a container.

2. Mix them well together.

3. Add 1 t of the mixture to 1 cup of water

4. Stir together well

5. Count the number of bubbles.

Change the recipe around to see which recipe produces the most bubbles.

Findings:

Conclusion: