Bellringer: Take out a pencil and copy your HW for the week. S6E3- Students will recognize the importance of water in earth processes. Wed- Complete worksheet.
The Atmosphere Earth Science Grade 8. The Air That We Breathe Gases: –Nitrogen = 71% –Oxygen = 21% –Trace gases: Hydrogen, helium, CO 2, CO, O 3, –Water.
Chapter 4.1- Earth’s Atmosphere Pages 90-97. Earth’s Atmosphere Atmosphere- a thin protective layer of air that surrounds the Earth and makes life possible.
Chapter 15 Atmosphere. 15.1 Earth’s Atmosphere Composition 1. Gas (78% N 2, 21% O 2 ) 2. Solids & Liquids - Dust, salt and water.
