2. Identify the pasta looking substance in the middle. Describe the purpose of it.

Which phrase best describes surface currents? 1. up-and-down ocean movement caused by wind 2. waves that hit the shore at an angle and transport sand 3. streams of warm water flowing through the ocean and caused by wind 4. waves that approach the shore and cause their crests to fall into their troughs

What word is used to describe differences of individual organisms

Which of the following is a common danger of commercial fishing?