Making a cross section

In class we reviewed our homework assignment on sea-floor spreading. We then made a cross section of Earth's layers for our notes. On Thursday we will add descriptions to our layers. *If you were absent we amde one for you!*

Tomorrow is our SS trip to Philadelphia. Be prepared for a quiz on Thursday (continental drift vocab, etc).

Homework DUE 11/12!!:

• Choose an object whose interior differs from its exterior.
• Draw a cross section of the object showing the interior.
• Label the different parts.