Easy+breathing

9B A model career

Easy breathing
//N.B. this maybe a short lesson - depending on the discussion highlighted in the first activity//

Recall which organ systems work together to release energy from food.
 * Outcomes (what you will be able to do by the end of this lesson) **


 * Starter **
 * Review homework and completed work from last lesson
 * Key term quiz

> > > media type="file" key="ES9_Bb022_13ani.swf" width="640" height="480"Alternative links for breathing: > - freezeray animation on ventilation and the diaphragm > - skoool tutorial on breathing > >
 * Activities **
 * 1) Discuss how findings from last lesson help understand the objective
 * 1) Review activities and learning on the respiratory system from year 8 Exchange rates //(see your teacher for guidance)//. Use the skoool tutorial on the respiratory system when/if needed.
 * 1) If helpful use the animation below to help you understand how ventilation and model lungs work
 * 1) Complete the worksheet [[file:ES9_CHAP_Bb1.pdf|Breathe easily]] to summarise your knowledge of breathing and gas exchange
 * 1) Answer Q2, 6 from p22 of Exploring Science 9


 * Summary **
 * Review completed classwork / key term quiz

Download complete the gapfill on, print-off and stick into your exercise book. You can copy and complete if you have a problem printing.
 * Homework activity options **

Inhalation and Exhalation media type="file" key="ES9_Bb022_14vco.flv" width="640" height="480" Cardiovascular training media type="file" key="ES9_Bb022_15vco.flv" width="640" height="480"
 * Useful extras **