Chemical Reactions

 

1.  What is a chemical reaction?

2.  Write four observations that could tell us that a chemical reaction has taken place.

3.  The substances that we begin with in a chemical reaction are called __________.

4.  The substances that are produced in a chemical reaction are called __________.

5.  When we wash dishes, a chemical reaction occurs between the ________ and the _________.

6.  Explain the chemical reaction that occurs when we shampoo our hair.

7.  When we  take  photographs using film, when and where does the chemical reaction take place?

8.  Check out how a digital camera captures images.

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