Summary
Bill follows a breath in and out, showing how the lungs trade oxygen into the blood and carry waste gas back out.
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Teaching resources
Discussion questions
Discussion
Bill follows a breath in and out, showing how the lungs trade oxygen into the blood and carry waste gas back out..
- What does your body do with the oxygen you breathe in?
- What are you breathing out?
- Why do you breathe faster when you run?
Quick work-a-long
Vocabulary: lungs, oxygen, breathe.
Try it: Breathe normally for 15 seconds, then after jumping - compare and explain the difference.