This lesson answers the question: How does ice floating on the ocean act as it melts?
Objective
* Students will learn about temperature, salinity and their effect on density.
* Students will learn that ocean currents are caused by differences in densities as a result of temperature and salinity. These differences allow ocean currents to circulate water
The NOAA Teacher at Sea Program sends teachers out to sea on Coast Guard ships. They have published several children's books about the teachers' adventures. The books include basic information about the ships, oceanography, climate, and the environment. Each book has a glossary and is illustrated with beautiful pictures. You can download a pdf copy to use right now and