Which one of these represents a chemical reaction?

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Which one of these represents a chemical reaction?. Making a cup of tea Mixing sugar and salt Baking a pie Boiling water. The Science Behind Baking Pi(e). Academic Festival 2013-2014. FAIL. Key Question. What are the ideal main ingredients to make the perfect pie crust?. - PowerPoint PPT Presentation

Transcript of Which one of these represents a chemical reaction?

Which one of these represents a chemical reaction?

a) Making a cup of teab) Mixing sugar and saltc) Baking a pied) Boiling water

The Science Behind Baking Pi(e)

Academic Festival2013-2014

FAIL

Key Question

• What are the ideal main ingredients to make the perfect pie crust?

What are the main ingredients?

•Liquid•Flour•Fat

LIQUID

FLOUR

15% protein

~12% protein

~9% protein

~7% protein

FAT

How much of each should I use?

2 parts flour to 1 part fat

3 parts butter to 2 parts shortening

You tell a friend how to bake!

• What are the main ingredients of a pie crust?

• What is the best liquid to use and why?

• What is the best type of flour to use and why?

• What is the best fat to use and why?

…..and it was DELICIOUS!!!