Chapter 5: How Ecosystems Work 1.Energy Flow in the Ecosystem 2.The Cycling of Matter 3.How Ecosystems Change p. 116-135.
The Respiratory System 1 2 3 4 5 1. Pharynx 2. Larynx – Houses the vocal chords 3. Trachea 4. Primary bronchi 5. Diaphragm.
A comparison of the energy costs of various modes of locomotion. Locomotion requires energy to overcome friction and gravity.
