Where might you see a picture like these?
What information does the picture give us?
Where do you think the information comes from?
Where do you think a food scientist work?
What do food scientists want to find out about the food they study?
A food scientist is testing new ingredients in her lab. She takes a spoonful of Substance A, a white powder, and adds it to Substance C, a clear liquid. She stirs them for 30 seconds. Substance A settles to the bottom of the container.
What does Substance A look like?
What does Substance C look like?
What did they look like after the scientist mixed them together?
Next, she takes a spoonful of Substance B, a different white powder, and adds it to a new container of Substance C. She stirs them for 30 seconds. Substance B can no longer be seen in the container.
What does Substance B look like?
What does Substance C look like?
What did they look like after the scientist mixed them together?
When Substance A and Substance C mix, Substance A settles to the bottom of the container.
When Substance B and Substance C mix, Substance B can no longer be seen in the container.
Why did something different happen with Substance A than with Substance B when mixed with Substance C?
Directions: Read the introduction (page 4-6) in the book Food Scientist’s Handbook. After reading, answer the following questions.
Now that we’ve read about what food scientists do, do you remember in what kind of places a food scientist works?
What might scientists want to find out about the food they study?
