Use your note on the rock cycle to answer the questions.
Tips for Testing (5 min)
- Small light scratches
- If you can scratch it with your fingernail you don't need to do the other tests.
- Be specific
- Try and find one characteristic that makes the rock unique.
- These rocks are being used by everyone so treat them with care.
Lab: Rock Physical Characteristics Table (Rest of Class)
In preparation for creating a rock identification chart you need to collect a series of physical characteristics from 45 different rock samples. Working with a partner use the template below to collect and organize your data.