Slide 1The Respiratory System By Matt Cruz and John Miles Slide 2 Main Organs Mouth and Nose Trachea Lungs Diaphragm Slide 3 Mouth and Nose Where oxygen…
Slide 1 Energy Flow Through an Ecosystem copyright cmassengale1 Slide 2 Nearly all of Earth’s energy begins with the sun! Sunlight is necessary for organisms to produce…
PowerPoint Presentation Section 2 The Structure of the Atmosphere Sunset in Elizabethtown Photo by Pamela Cox 2013 List the 4 major components of the atmosphere. nitrogen,…