When a scientist has finished her fieldwork, she always writes up her notes and analyzes her data. Write your analysis here, starting with a few simple questions.
What ingredients were your friends able to identify correctly?
What is similar about these ingredients?
What ingredients were your friends not able to identify just by looking at the cookies?
What is similar about these ingredients?
Why do you think some of the ingredients remained identifiable while others did not?
Did anything you learn surprise you?
Take a look at the pictures of breccia in the Cookie Quarry Data Sheet. Can you find the "ingredients" or different types of rock that make up the breccia? Which type of breccia do your cookies look the most like?
What else do you want to find out about rocks? Write it down here to keep a scientific record.
Rock Clues
Rocks tell stories of the Earth. Impact breccia is frequently analyzed by geologists because its presence helps them to know that a crater is nearby.
Go outside and check out the rocks that you find in your backyard for clues. Analyze them. What types of rocks do you find? What clues do they tell you about the terrain near you?