Earth Systems Science

Mrs. Murray

Picture Credit: http://www.classzone.com/books/earth_science/terc/content/investigations/es0103/es0103page01.cfm?chapter_no=investigation

What is a system?

• System – “a collection of interdependent parts enclosed within a defined boundary”

• Closed System- gains or loses energy, but does not gain or lose mass (sealed jar of water, Earth)

• Open System – gains or loses energy and mass (human body)

Picture Source: http://sustainableswag.blogspot.com/2008/05/beautiful-balanced-ecosystem-for-your.htmlDefinition Source: http://www.cotf.edu/ete/ESS/ESSmain.html

Picture Credit: http://www.classzone.com/books/earth_science/terc/content/investigations/es0103/es0103page08.cfm?chapter_no=investigation

Spheres of Earth Science

Earth Science

Atmosphere

Hydrosphere

Geosphere

Biosphere

Your Turn!•Are clouds a part of the

atmosphere or the hydrosphere? Explain your answer.

Oaks, Linda. canada_9.jpg. 2009. Pics4Learning. 12 Sep 2009 <http://pics.tech4learning.com>

Norman, Steve. nat088.jpg. . Pics4Learning. 12 Sep 2009 <http://pics.tech4learning.com>

Lau, Steve. boomboat4.jpg. 2001. Pics4Learning. 12 Sep 2009 <http://pics.tech4learning.com>

How do the spheres interact? How do you (biosphere) impact the Earth?

Norman, Steve. nat088.jpg. . Pics4Learning. 12 Sep 2009 <http://pics.tech4learning.com>

Ozone

• http://www.youtube.com/watch?v=SSycyCuQmUA&feature=related

• http://www.youtube.com/watch?v=I1wrEvc2URE&feature=related