Ocean Literacy Principle #4

1. Most of the oxygen in the atmosphere originally came from the activities of photosynthetic organisms in the ocean.
2. The first life is thought to have started in the ocean. The earliest evidence of life is found in the ocean.

Alignment of Scope & Sequence to Fundamental Concepts

This chart indicates how the Scope and Sequence aligns with Ocean Literacy Principle 4. The grade band runs across the top; the fundamental concepts for Principle 4 run down the left column. There are three levels of alignment:

[blank]= no alignment; x = mentions concepts; XX = addresses concepts in depth