who did it? scientific method unknowns lab. purpose: to introduce the scientific method to apply the...

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Who Did It? Scientific Method Unknowns Lab

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Page 1: Who Did It? Scientific Method Unknowns Lab. Purpose: To introduce the scientific method To apply the scientific method

Who Did It?Scientific Method

Unknowns Lab

Page 2: Who Did It? Scientific Method Unknowns Lab. Purpose: To introduce the scientific method To apply the scientific method

Purpose:

• To introduce the scientific method

• To apply the scientific method

Page 3: Who Did It? Scientific Method Unknowns Lab. Purpose: To introduce the scientific method To apply the scientific method

Your Task:

Solve the mystery!

Page 4: Who Did It? Scientific Method Unknowns Lab. Purpose: To introduce the scientific method To apply the scientific method

Police ReportA blind man, Mr. James John, was

robbed while walking home on August 9th, 2011 with his seeing eye dog. Since Mr. James could not give a description of the

robber, clues were collected from the seeing eye

dog’s fur.

Page 5: Who Did It? Scientific Method Unknowns Lab. Purpose: To introduce the scientific method To apply the scientific method

Clues found in the dog’s fur:2 white powders of unknown origins.

Page 6: Who Did It? Scientific Method Unknowns Lab. Purpose: To introduce the scientific method To apply the scientific method

Suspect 1: Diet Dan

Profile:

Mr. James’s sports nutritionist who never uses sugar, only sugar substitute

Page 7: Who Did It? Scientific Method Unknowns Lab. Purpose: To introduce the scientific method To apply the scientific method

Suspect 2: Laundry Lou

Profile:

Owns a laundry home delivery service, which delivers to Mr. James’s house, and always carries baking soda and washing powder.

Page 8: Who Did It? Scientific Method Unknowns Lab. Purpose: To introduce the scientific method To apply the scientific method

Suspect 3: Baker BobProfile:

The local baker at “That’s So Sweet” who is always covered in flour, sugar, baking soda, and baking powder. Baker Bob is baking the cake for Mr. James’s birthday and is Mr. James’s brother.

Page 9: Who Did It? Scientific Method Unknowns Lab. Purpose: To introduce the scientific method To apply the scientific method

Time to solve the mystery:

• Develop a method for solving the crime

• Record ALL data• Keep information organized and neat

• Be very specific• Was it Diet Dan, Laundry Lou, or Baker Bob?

• Follow ALL directions on your lab hand-out.